From: Nocebo effects of a simplified package leaflet compared to unstandardised oral information and a standard package leaflet: a pilot randomised controlled trial
Number*
Mean in days (95% CI)
Simplified-PIL
32
2.44 (1.92–2.96)
No-PIL
31
2.45 (1.94–2.96)
Standard-PIL
33
2.42 (1.89–2.96)