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ClinicalTrials.gov public records Last synced Sep 26, 2026, 4:40 PM EDT

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Showing 1–4 of 4 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Hypertension
Interventions
Bi-directional texting
Other
Lead sponsor
Linnea Polgreen
Other
Eligibility
18 Years and older
Enrollment
430 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Iowa City, Iowa
Completed No phase listed Observational

Asthma in Pregnancy

NCT05047419
Conditions
Asthma, Pregnancy
Interventions
Not listed
Lead sponsor
Linnea Polgreen
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Iowa City, Iowa
Recruiting Not applicable Interventional

Diabetic Foot Ulcer Imaging- Study 2

NCT03942081
Conditions
Foot Ulcer, Foot Ulcer, Diabetic
Interventions
Ulcer Measurement Software
Device
Lead sponsor
Linnea Polgreen
Other
Eligibility
21 Years to 100 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2026
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Hypertension
Interventions
Experimental: Pharmacist-Bidirectional Texting Group, Active Comparator: Control Group
Other
Lead sponsor
Linnea Polgreen
Other
Eligibility
21 Years to 100 Years
Enrollment
535 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Iowa City, Iowa