Negative / Null Result ReportOpen accessMedicine· cited by 10

Impact of a Symptom Checker App on Patient-Physician Interaction Among Self-Referred Walk-In Patients in the Emergency Department: Multicenter, Parallel-Group, Randomized, Controlled Trial

Malte L Schmieding; Marvin Kopka; Myrto Bolanaki; Hendrik Napierala; Maria B. Altendorf; Doreen Kuschick; Sophie K. Piper; Lennart Scatturin · 2025 · Journal of Medical Internet Research

WASTE classifies this as Negative / Null Result Report · AI classification, approximate

The study found no significant effect — useful as a negative control or null benchmark for your own design.

Abstract

BACKGROUND: Symptom checker apps (SCAs) are layperson-facing tools that advise on whether and where to seek care, or possible diagnoses. Previous research has primarily focused on evaluating the accuracy, safety, and usability of their recommendations. However, studies examining SCAs' impact on clinical care, including the patient-physician interaction and satisfaction with care, remain scarce. OBJECTIVE: This study aims to evaluate the effects of an SCA on satisfaction with the patient-physician interaction in acute care settings. Additionally, we examined its influence on patients' anxiety a

Abstract by Malte L Schmieding; Marvin Kopka; Myrto Bolanaki; Hendrik Napierala; Maria B. Altendorf; Doreen Kuschick; Sophie K. Piper; Lennart Scatturin, Journal of Medical Internet Research (2025) — licensed CC BY 4.0.

Read the full paper (open access)