Can a phone app slash pregnancy care costs? new study aims to find out

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: • Age between 18 and 45 years. Each participant will be enrolled in the study no earlier than the 20th week of pregnancy. Presence of at least one primary risk factor: * Pre-gestational hypertension. * Gestational hypertension. * Positive screening for preeclampsia. The presence of additional secondary risk factors (e.g., controlled type 1 or type 2 diabetes mellitus, obesity with BMI ≥ 30) may be recorded but is not sufficient on its own for inclusion in the study without meeting at least one primary criterion. Exclusion Criteria: * Uncontrolled diabetes and/or diabetes during the last 3 months prior to enrolment in this study. * Presence of a gynaecological disease that increases the risk of pregnancy complications, except for those conditions specifically listed in the inclusion criteria (e.g., chronic hypertension, gestational hypertension, pre-gestational hypertension, diabetes mellitus, obesity, or morbid obesity). * Participant with active malignant disease. * Participant with alcohol or drug abuse during the recruitment and during the trial course. * Participant enrolled in another clinical trial during the last 3 months prior to enrolling in this study. * Participants who, in the opinion of the study physician, may interfere with optimal participation in the study or may pose a risk to the participant. * Characteristics indicating a poor understanding of the study or characteristics that indicate the participant may have poor compliance with the study protocol. * Participants with severe or uncontrolled depression, which in the opinion of the study physician could influence participant's participation in the study; participants with stable depression and/or on a stable dose of an anti-depressant for at least three months may be included.