Status:

COMPLETED

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

Lead Sponsor:

University of Michigan

Collaborating Sponsors:

National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)

Conditions:

Urolithiasis

Eligibility:

All Genders

18+ years

Phase:

NA

Brief Summary

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 flui...

Detailed Description

The study uses a randomized controlled trial design with a 12-month intervention period and outcome assessments at baseline, 1, 3, and 12 months. Participants will be randomly assigned to groups. Both...

Eligibility Criteria

Inclusion

  • 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.

Exclusion

  • 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.

Key Trial Info

Start Date :

January 4 2022

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

April 28 2025

Estimated Enrollment :

216 Patients enrolled

Trial Details

Trial ID

NCT05196113

Start Date

January 4 2022

End Date

April 28 2025

Last Update

September 16 2025

Active Locations (2)

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Page 1 of 1 (2 locations)

1

University of Michigan

Ann Arbor, Michigan, United States, 48109

2

Penn State Hershey Medical Center

Hershey, Pennsylvania, United States, 17033