From: Conducting the non-inferiority test for the means with unknown coefficient of variation in a three-arm trial
Treatment group
Mean
Standard deviation
Sample size
Vehicle control
2.57
1.27
7
30Â mg/kg
3.80
1.10
5
50Â mg/kg
6.20
1.48
75Â mg/kg
14.0
3.94
100Â mg/kg
20.0
4.06
Positive control
25.0
8.91
4