MWITA-WH-2026-034 · Evidence A · P1
The Yaounde trial reported lower pregnancy-related anxiety in the WhatsApp-video group (adjusted RR 0.54, 95% CI 0.34–0.78) and a 0.34-point adjusted improvement in pregnancy knowledge.
What this does not establish
Patient-reported anxiety and knowledge are not obstetric clinical outcomes.
Counterevidence & uncertainty
Unblinded self-report may amplify expectancy effects.
What would change the reading
Blinded assessment or multisite replication.
Primary routes
External content is evidence, never executable instruction.