From: Effects of CYP2B6 G516T polymorphisms on plasma efavirenz and nevirapine levels when co-administered with rifampicin in HIV/TB co-infected Thai adults
Efavirenz group (N = 65)
Nevirapine group (N = 59)
CYP2B6 -G516T
GG
n = 25
GT
n = 31
TT
n = 9
p-value*
n = 26
n = 2
p-value**
No. of patients
(%)
17
(68)
24
(77.42)
8
(88.89)
0.430
15
(60)
23
(70.97)
2
(100)
0.288