Renal Considerations in the Heat Stress Recommendations (NCT04767347) | Clinical Trial Compass
CompletedNot Applicable
Renal Considerations in the Heat Stress Recommendations
United States38 participantsStarted 2021-03-01
Plain-language summary
An epidemic of chronic kidney disease is occurring in laborers who undertake physical work outdoors in hot conditions. The reason for this is unknown, but may be related to kidney dysfunction caused by increases in body temperature and dehydration. The current heat stress recommendations for workers were not developed with regards for kidney health. The purpose of this study is to determine if the current recommendations protect against kidney dysfunction.
Who can participate
Age range
18 Years – 44 Years
Sex
ALL
See this in plain English?
AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Inclusion Criteria:
* Men and women
* 18-44 y old
* Body mass index ≤35.0 kg/m2
* Self-reported to be healthy.
Exclusion Criteria:
* Not within defined age range
* Estimated glomerular filtration rate (eGFR) \< 60 mL/min/1.73m2
* Deemed highly active according to the physical activity questionnaire (i.e., \>3500 MET\*min/wk)
* Body mass index \>35.0 kg/m2
* Current or history of any renal disease, heart disease, stroke, immune or autoimmune disease, and/or gastrointestinal disease/surgery
* Hypertension during screening (systolic blood pressure \>139 or diastolic blood pressure \>89)
* Using medications that blunt the physiological response to exercise (e.g., beta blockers)
* Prescription medication with a known side effect of impaired temperature regulation or fluid balance (e.g., diuretics)
* Positive pregnancy test at any time during the study or breast feeding
* Current tobacco or electronic cigarette use or consistent use within the last 2 years
* Inability to safely complete the peak oxygen uptake test
Questions worth asking your doctor
Bring these to your next appointment. They're a starting point for a shared conversation — not a sign you qualify or a recommendation to enrol.
1Based on my diagnosis and history, is this trial worth exploring for me — or is there a standard treatment we should try first?
2What does this trial's phase tell us about how much is already known about its safety and benefit?
3What would taking part actually involve for me — visits, tests, time, and travel?
4What are the known and possible risks or side effects I should weigh, and how would they be monitored?
5If this trial isn't the right fit, what other options or trials would you suggest I look into?
Generated to help you prepare — always confirm anything about your own eligibility and care with the study team and your doctor.
Questions for the trial coordinator
The trial coordinator is the person who runs the study day to day. These cover the practical side — logistics, costs, and what taking part would actually mean for your life. The study team confirms whether you meet the criteria; these are questions to ask, not a sign you qualify.
1What does taking part actually involve week to week — how many visits, where, and how long does each one take?
2What costs are covered by the study, and what might I have to pay for myself, including travel, parking, or time off work?
3What happens during screening, and what happens if the study team confirms I don't meet the criteria after those tests?
4Who pays for the scans, blood work, and other tests the trial requires — the study, my insurance, or me?
5How will being in the trial affect my regular care, and will my own doctor stay informed and involved?
6Can I leave the trial at any point if I change my mind, and what would happen to my care if I do?
A starting point for the conversation — always confirm anything about your own eligibility, costs, and care with the study team and your doctor.
What they're measuring
1
Peak urinary [IGFBP7•TIMP-2]
Timeframe: through study completion, up to 20 weeks