sipIT2: Improving Adherence to Fluid Intake Guidelines for Kidney Stone Prevention

Completed · Not applicable

Conditions studied: Urolithiasis

In brief

The purpose of this study is to examine the feasibility of using sipIT tools (i.e., wrist-worn sensors, smart water bottles, mobile applications) to increase compliance with physician-recommended fluid consumption guidelines in participants with a history of urolithiasis.

Key facts

Study ID

NCT05196113

Run by

University of Michigan

People needed

216

Starts

2022-01-04

Expected to finish

2025-04-28

Last updated by the study team

2025-09-16

Who can join

Age: 18 and older. Sex: any. Healthy volunteers: accepted.

You may qualify if…

• previous diagnosis of symptomatic kidney stone in past 5 yrs
• 24-hr urine volume ≤ 2.0 L/day,
• age 18 or older,
• own iOS or Android smartphone,
• proficient in English language,
• capable of providing informed consent, and
• willing to use a Fitbit smartwatch, connected water bottle, and mobile app for the study every day for a year, and receive text messages reminder to drink.

You may not qualify if…

• previous diagnosis with cystine stone,
• pregnant or planning to become pregnant in the next 12 months,
• concurrently participating in another study involving fluid intake or diet,
• plan to have surgery or relocate outside the area within the next year
• co-morbidities that preclude high fluid intake, conditions with high fluid losses (e.g., congestive heart failure, bariatric surgery, GI tract ostomy, short gut syndrome, chronic diarrhea including patients with ulcerative colitis/Crohn's disease, hyponatremia), or conditions that preclude ability to collect 24-hour urine (severe urinary incontinence),
• active medical treatments that would impair protocol compliance,
• chronic use of lithium, or
• psychiatric conditions impairing compliance with the study protocol.

Where it is running

• University of Michigan — Ann Arbor, Michigan, United States
• Penn State Hershey Medical Center — Hershey, Pennsylvania, United States

Full record on ClinicalTrials.gov

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