Frequencies of CYP2C9 polymorphisms in North Indian population and their association with drug levels in children on phenytoin monotherapy

Table 7 Comparison of CYP2C9 (1, 2, *3) in different population in relation to the North Indian population

Ethnicity	Number	*1	*2	*3
Chinese Han [9]	196	0.974	0	0.026
African American [9]	200	0.985	0.010	0.005
European American [9]	200	0.860	0.080	0.060
Japanese [10]	436	0.979	0	0.021
Sweden [26]	430	0.819	0.107	0.074
Egypt [7]	247	0.817	0.118	0.062
Russian [6]	290	0.827	0.105	0.067
Italian [27]	360	0.777	0.125	0.097
UK [14]	297	0.841	0.106	0.052
Japan [8]	828	0.976	0	0.023
Greek [5]	283	0.79	0.128	0.081
Iran [28]	200	0.873	0.127	0
Italian [29]	150	0.648	0.253	0.098
Chinese Mongolian [11]	560	0.970	0	0.030
Indian Studies
Ethnicity	Number	*1	*2	*3
Tamilian population [15]	135	0.9	0.03	0.07
South Indian population [16]	346	0.88	0.04	0.08
Northern Indian population [17]	102	0.95	0.049	0.039
Present study in North Indian population (Delhi)	89	0.85	0.045	0.10

ISSN: 1471-2431