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DEFINITIONS
Trial Review
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Trial registered on ANZCTR
Registration number
ACTRN12618001152213
Ethics application status
Approved
Date submitted
9/07/2018
Date registered
12/07/2018
Date last updated
22/08/2022
Date data sharing statement initially provided
9/01/2019
Type of registration
Prospectively registered
Titles & IDs
Public title
Patient navigators in children with chronic kidney disease
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Scientific title
A multi-centre, waitlist randomised controlled trial of patient navigators to improve the overall self-rated health in children with chronic kidney disease
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Secondary ID [1]
295469
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Nil Known
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Universal Trial Number (UTN)
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Trial acronym
NAVKIDS2 trial
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Children with chronic kidney disease
308730
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Condition category
Condition code
Renal and Urogenital
307670
307670
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0
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Kidney disease
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
A patient navigator program. The navigator will work with patients, caregivers, health professionals to achieve better care and health through involvement in the social, community and health organisational network. It is a complex intervention and will be individualised, tailored to the needs of the patients and families. The navigator will first identify the needs of the individuals and family, and then design the management plan. The navigator may work with the child and family on a daily basis (either face to face, or via telephone) or less frequently, depending upon the needs of the child and family. The navigator will be available to families during business hours on weekdays. Considering their overall caseload, the time navigators will allocate to each family will be approximately 1 hour per week. The family will have access to the navigator for 24 weeks.
The navigator will follow a four-by-four matrix of tasks and network plan:
1. Identification of task categories for a specific patient and family: navigating tasks may consist of identifying and mitigating barriers with patients and healthcare professionals. They may include telling (explaining where and when a renal biopsy will be done), inquiring (asking about the potential barriers, such as language barriers to attend the next appointment after the biopsy), supporting (listening to the fears about the interventions) and coaching (discussing the potential questions the patients and families may wish to ask in the next appointment).
2. Facilitation for a specific patient and families: the navigator may coordinate communication, seek advice from non-medical and medical staff and help to bring patients in for the appointments.
For example, the patient navigator may help the caregivers to keep track of appointments, particularly when the organisational and executive skills of the child are affected, provide social support, interpret health information provided by the clinicians and facilitate communication within the families when parents are separated. Navigators may help patients to forge a more participatory dialogue with their clinicians, and guiding the patients to ask the right questions, enhancing patient autonomy. Patient navigators can also provide support for caregivers; e.g. managing transport to and from the hospital or coping with the complex organisational network within the hospital, particularly for those of lower literacy, low SES and families from non-English speaking backgrounds.
3. Identification of networks: the navigators will identify all potential network interactions that are relevant to the patients and their families. These may include: the health service providers, the non-clinical staff (administrators and receptionist), and other social support services such as the social workers, community-based services, transportation, and the maintenance of activities and system tasks for patients.
These potential networks will be given to patients and family, ensuring they have full understanding and access to all the services required.
4. Document and review: the navigator will record their own actions (for example: steps taken with or on behalf of the patients and record other activities that are relevant to the navigator role).
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Intervention code [1]
301787
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Other interventions
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Comparator / control treatment
The waitlist control is standard care. The control arm (standard care) involved the provision of general care provided by the healthcare professionals in the hospital and outpatient settings without the support of a patient navigator. The waitlist, controlled design has the benefit of allowing all eligible participants to be enrolled and receive the same intervention for the same duration of time, but staggered entry at different time points (different waves) such that participants with delayed entry will serve as controls.
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Control group
Active
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Outcomes
Primary outcome [1]
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Self rated health of the children with CKD. The self-rated health is a patient-reported health outcome, is a validated composite measure of the children’s global health status, including both physical and quality of life construct. It is a 5-point Likert scale ranging from (poor health, fair, good, very good and excellent health)
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Assessment method [1]
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Timepoint [1]
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The primary study end-point is SRH of the child at the end of 6-month follow-up.
The primary outcome will be collected at baseline, 1, 3, 6, and 12 months.
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Secondary outcome [1]
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Utility based quality of life, measured using the Health Utility Index (HUI-3)
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Assessment method [1]
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Timepoint [1]
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Collected at baseline, 1, 3, 6, and 12 month follow-ups.
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Secondary outcome [2]
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The number of hospitalisations (measured using a study-specific questionnaire)
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Assessment method [2]
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Timepoint [2]
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Collected at 1, 3, 6, 12 month follow-ups.
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Secondary outcome [3]
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Number of missed school days (measured using a study specific questionnaire)
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Assessment method [3]
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Timepoint [3]
349295
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Collected at baseline, 1, 3, 6, and 12 months.
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Secondary outcome [4]
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All-cause, cardiovascular (CV) and other cause-specific mortality: One-year (short), 5-year (medium) and 10-year (longer) term all-cause, CV and non-CV related mortality will be obtained using data linkage with the National Death Index, housed within the Australia Institute and Health and Welfare (AIHW).
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Assessment method [4]
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Timepoint [4]
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1, 5 and 10-year
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Secondary outcome [5]
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Direct health care costs and resource use. Healthcare resource use will be estimated using linked data including hospitalisation records, and Medicare Australia data for outpatient healthcare use (Pharmaceutical Benefit Scheme (PBS) and Medicare Benefits Schedule (MBS). Cost will be estimated by applying DRG or Medicare unit costs and will also include the costs of the patient navigator program.
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Assessment method [5]
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Timepoint [5]
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Linkage will occur 12 month after completion of the study.
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Secondary outcome [6]
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Caregiver satisfaction with healthcare including perceived access to care (study specific questionnaire).
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Assessment method [6]
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Timepoint [6]
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Collected at baseline, 1, 3, 6, and 12 months.
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Secondary outcome [7]
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Biomarker measured using blood samples - estimated glomerular filtration rate (eGFR*)
*eGFR calculated using a modified Schwartz equation for the estimated glomerular filtration rate.
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Assessment method [7]
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Timepoint [7]
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Collected at baseline, 6 and 12 months.
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Secondary outcome [8]
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Biomarker measured from blood sample – urea.
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Assessment method [8]
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Timepoint [8]
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Collected at baseline, 6, 12 months.
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Secondary outcome [9]
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Biomarker measured from blood sample - albumin.
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Assessment method [9]
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Timepoint [9]
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Collected at baseline, 6, 12 months.
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Secondary outcome [10]
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Biomarker measured from blood sample - bilirubin
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Assessment method [10]
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Timepoint [10]
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Collected at baseline, 6, 12 months.
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Secondary outcome [11]
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Biomarker measured from blood sample - alanine transaminase.
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Assessment method [11]
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Timepoint [11]
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Collected at baseline, 6, 12 months.
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Secondary outcome [12]
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Biomarker measured from blood sample - alkaline phosphatase.
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Assessment method [12]
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Timepoint [12]
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Collected at baseline, 6, 12 months.
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Secondary outcome [13]
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Biomarker measured from blood sample – gamma glutamyl transferase
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Assessment method [13]
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Timepoint [13]
372228
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Collected at baseline, 6, 12 months.
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Secondary outcome [14]
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Biomarker measured from blood sample – haemoglobin.
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Assessment method [14]
372229
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Timepoint [14]
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Collected at baseline, 6, 12 months.
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Secondary outcome [15]
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Biomarker measured from blood sample – white cell count.
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Assessment method [15]
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Timepoint [15]
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Collected at baseline, 6, 12 months.
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Secondary outcome [16]
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Biomarker measured from blood sample – platelets.
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Assessment method [16]
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Timepoint [16]
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Collected at baseline, 6, 12 months.
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Secondary outcome [17]
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Biomarkers measured from blood sample – calcium, phosphate, and intact parathyroid hormone.
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Assessment method [17]
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Timepoint [17]
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Collected at baseline, 6, 12 months.
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Eligibility
Key inclusion criteria
Specifically, to be eligible for the study, participants must satisfy all of the below criteria:
1. Children with CKD (1-5), or CKD-D or CKD-T,
2. Aged 0-16 years, and
3. Low SES background and/or living in "rural/remote areas" . Low SES families are defined as the following: a. Weekly household income (less than the median gross household income, $1250 (AUD) per week), b. Just getting along, poor or very poor self-perceived financial status, c. Single parenting on social benefits, d. Both parents are unemployed, e. Families living in public housing.
Rural/remote areas are classified as having post code in RA2-RA5 area.
4. Caregiver(s) speak English or caregiver(s) speaks a little English but has a family member who can speak English
5. Able to provide consent by the caregiver (and assent- if the child is of 16 years of age)
6. Only one sibling from a family can be included in the study
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Minimum age
0
Years
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Maximum age
16
Years
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Sex
Both males and females
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Can healthy volunteers participate?
No
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Key exclusion criteria
1. Limited life expectancy of less than 12 months
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Study design
Purpose of the study
Educational / counselling / training
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Allocation to intervention
Randomised controlled trial
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Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
Central randomisation will occur.
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
The randomisation sequence is generated by a computerized random number generator, using a random permuted block design with randomly chosen block sizes.
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Masking / blinding
Open (masking not used)
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Who is / are masked / blinded?
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Intervention assignment
Other
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Other design features
Wait-list randomized control trial.
(Wait-list group acts as control).
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Phase
Not Applicable
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Type of endpoint/s
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Statistical methods / analysis
The sample size was calculated for the analysis of the 5-point Likert scale of the SRH (and parent-rated health for younger children) of the child using an ordinal logistic regression. A target of 150-168 patients will be required for the analysis. It is assumed that the dropout rate will be low and so the sample size has not been inflated for dropout.
Data analyses: The main statistical analyses of primary and secondary outcomes comparing the treatment arms will include CKD stage (CKD (1-5), CKD-D, CKD-T) and study centre as fixed effects. Additionally, outcomes with repeated measures will include the time point (modelled as categorical) and the interaction between time point and treatment arm in the model. Additional modelling with ad hoc adjustments may be performed if baseline characteristics are not sufficiently balanced between treatment groups (supporting analyses). The primary outcome analysis is targeted at estimating the difference in SRH of the child between participants randomised to the immediate treatment and waitlisted groups at 6 months post randomisation. All measures of child SRH from baseline to 6 months post-randomisation will be analysed using a cumulative logit mixed effects model, which will include a random intercept for each participant. The primary result will be the treatment effect estimate at 6 months post-randomisation and the 95% CI obtained from the model. SRH of the caregiver will be analysed using similar approaches to SRH of the child. Secondary endpoints that are continuous, repeated measures, such as utility-based quality of life (HUI), will be analysed using linear mixed models. Count data measured at a single time point, such as number of hospitalisations, will be analysed using Poisson regression (or negative binomial or zero-inflated Poisson regression as appropriate) to compare the treatment arms at 6 months post-randomisation. These models will be extended to generalised linear mixed models (GLMMs) for repeatedly measured count outcomes (e.g., number of missed school days). Binary outcomes, such as hospitalisation (none vs at least one) at 6 months post-randomisation, will be analysed using logistic regressions. Descriptive analyses will be performed for the following outcomes: Death (all-cause, CV, non-CV; expected to be low for this patient population); CKD-related outcomes (e.g., graft failure, rejection); Caregiver satisfaction questionnaire items at each time point. A p-value of 0.05 will be used to indicate statistical significance. All analyses after 6 months post randomisation will be considered exploratory analyses.
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Recruitment
Recruitment status
Active, not recruiting
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Date of first participant enrolment
Anticipated
29/06/2020
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Actual
17/07/2020
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Date of last participant enrolment
Anticipated
30/09/2021
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Actual
20/10/2021
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Date of last data collection
Anticipated
30/09/2022
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Actual
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Sample size
Target
168
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Accrual to date
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Final
162
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Recruitment in Australia
Recruitment state(s)
NSW,QLD,WA,VIC
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Recruitment hospital [1]
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The Children's Hospital at Westmead - Westmead
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Recruitment hospital [2]
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The Royal Childrens Hospital - Parkville
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Recruitment hospital [3]
11385
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Sydney Children's Hospital - Randwick
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Recruitment hospital [4]
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Queensland Children's Hospital - South Brisbane
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Recruitment hospital [5]
20538
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Perth Children's Hospital - Nedlands
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Recruitment postcode(s) [1]
23281
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2145 - Westmead
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Recruitment postcode(s) [2]
23282
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4101 - South Brisbane
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Recruitment postcode(s) [3]
23283
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3052 - Parkville
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Recruitment postcode(s) [4]
23284
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2031 - Randwick
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Recruitment postcode(s) [5]
35320
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6009 - Nedlands
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Funding & Sponsors
Funding source category [1]
300059
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Government body
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Name [1]
300059
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National Health and Medical Research Council Medical Research Future Fund
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Address [1]
300059
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16 Marcus Clarke St, Canberra ACT 2601, NSW, Australia
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Country [1]
300059
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Australia
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Primary sponsor type
University
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Name
The University of Queensland
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Address
St Lucia, Brisbane, QLD 4072, Australia
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Country
Australia
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Secondary sponsor category [1]
299455
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None
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Name [1]
299455
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Address [1]
299455
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Country [1]
299455
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Ethics approval
Ethics application status
Approved
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Ethics committee name [1]
300906
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The Sydney Children’s Hospitals Network Human Research Ethics Committee
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Ethics committee address [1]
300906
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The Children's Hospital at Westmead, Corner of Hawkesbury and Hainsworth Street, Westmead, NSW 2145
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Ethics committee country [1]
300906
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Australia
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Date submitted for ethics approval [1]
300906
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27/06/2018
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Approval date [1]
300906
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27/11/2018
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Ethics approval number [1]
300906
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HREC/18/SCHN/325
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Summary
Brief summary
The NAVKID2 trial is a multi-centre, staggered entry, waitlisted randomised controlled trial that assesses the health benefits and costs of a patient navigator program in children with chronic kidney disease (CKD) stages 1-5, on dialysis (CKD-D) and with kidney transplants (CKD-T) and of low socioeconomic backgrounds. CKD is a devastating illness associated with increased mortality, reduced quality of life, impaired growth, neurocognitive impairment and psychosocial maladjustment in children. The overall annual mortality rate for children on dialysis is 35 per 1000 population and is thirty-fold higher than children without CKD. Such large discrepancies in mortality rates remain unchanged despite medical advances over the past two decades. The key findings of our observational KCAD study indicated that poor health in children with CKD is not only attributed to the direct influence of the chronic illness but also reflects outcomes of the complex pathway that defines equitable access to healthcare. We found that children with CKD of the lowest and second lowest socioeconomic status (SES) quartiles were at least 3 and 2 times more likely to experience poorer overall health compared to the highest SES quartile. Patient navigators are trained non-medical personnel who assist patients with complex and/or chronic conditions journey through the continuum of care and transit across different care settings. They help the vulnerable and underserved populations with chronic illness to better understand their diagnoses, treatment options, and available resources, to guide them through the very complex medical system and to overcome barriers to health care access and bridge gaps in transitions of care. Using a staggered entry, waitlist randomised control design, this study will aim to: 1. Assesses the impact of a patient navigator program on the overall health and well-being of children with CKD in a multi-centre, staggered-entry, waitlisted randomised controlled trial. 2. Determine the cost-effectiveness of a patient-navigator program compare with standard care. 3. Identify the barriers and facilitators of developing and implementing a patient navigator program in clinical practice.
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Trial website
www.navkids2.com.au
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Trial related presentations / publications
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Public notes
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Contacts
Principal investigator
Name
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A/Prof Germaine Wong
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Address
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Centre for Kidney Research, Kids Research Institute, The Children's Hospital at Westmead, Corner of Hawkesbury Road and Hainsworth Street, Westmead 2145, NSW
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Country
85230
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Australia
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Phone
85230
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+612 8890 6962
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Fax
85230
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+ 612 9633 9351
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Email
85230
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[email protected]
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Contact person for public queries
Name
85231
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Germaine Wong
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Address
85231
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Centre for Kidney Research, Kids Research Institute, The Children's Hospital at Westmead, Corner of Hawkesbury Road and Hainsworth Street, Westmead 2145, NSW
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Country
85231
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Australia
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Phone
85231
0
+612 8890 6962
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Fax
85231
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+ 612 9633 9351
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Email
85231
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[email protected]
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Contact person for scientific queries
Name
85232
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Germaine Wong
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Address
85232
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Centre for Kidney Research, Kids Research Institute, The Children's Hospital at Westmead, Corner of Hawkesbury Road and Hainsworth Street, Westmead 2145, NSW
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Country
85232
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Australia
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Phone
85232
0
+612 8890 6962
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Fax
85232
0
+ 612 9633 9351
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Email
85232
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[email protected]
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Data sharing statement
Will individual participant data (IPD) for this trial be available (including data dictionaries)?
No
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No/undecided IPD sharing reason/comment
This requirement was not considered/included in the ethics application and approval. However, study level data will be published and publicly available.
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What supporting documents are/will be available?
No Supporting Document Provided
Doc. No.
Type
Citation
Link
Email
Other Details
Attachment
889
Study protocol
It is important to note that the statistical plan ...
[
More Details
]
375543-(Uploaded-16-03-2022-15-48-44)-Study-related document.pdf
892
Informed consent form
375543-(Uploaded-24-12-2018-00-23-48)-Study-related document.doc
893
Ethical approval
375543-(Uploaded-24-12-2018-00-24-37)-Study-related document.pdf
894
Ethical approval
This is the HREA ethics form.
375543-(Uploaded-24-12-2018-00-25-10)-Study-related document.pdf
Results publications and other study-related documents
Documents added manually
No documents have been uploaded by study researchers.
Documents added automatically
Source
Title
Year of Publication
DOI
Embase
NAV-KIDS2 trial: Protocol for a multi-centre, staggered randomised controlled trial of a patient navigator intervention in children with chronic kidney disease.
2019
https://dx.doi.org/10.1186/s12882-019-1325-y
Embase
NAVKIDS2 trial: a multi-centre, waitlisted randomised controlled trial of a patient navigator intervention in children with chronic kidney disease - statistical analysis plan and update to the protocol.
2022
https://dx.doi.org/10.1186/s13063-022-06783-y
Embase
Baseline characteristics of participants in the NAVKIDS2 trial: a patient navigator program in children with chronic kidney disease.
2023
https://dx.doi.org/10.1007/s00467-022-05772-2
N.B. These documents automatically identified may not have been verified by the study sponsor.
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