Results: Among 1654 responders, 164 measles cases were identified. Consultation rate: 30%; notification rate: 30% (range among
GPs: 0–62%); completeness of notification: 9%. Determinants of GP consultation: perceived seriousness of illness (adjusted OR 45; 95%
CI: 6–347), self-reported complications (adjusted OR 9; 95% CI: 1–70), and need to consult for respiratory tract infections (adjusted OR
8; 95% CI: 1–51).