From: Real-time monitoring and just-in-time intervention for adherence to pre-exposure prophylaxis among men who have sex with men in China: a multicentre RCT study protocol
Serial number
Groupa
Maximum deviation ratio to target (%)
Cumulative sample size of two groups (A, B)
1
B
0.1%
(0, 1)
2
A
0.0%
(1,1)
3
(2, 1)
998
(499, 498)
999
(500, 499)
1000
(500, 500)