Table 2

CYP1A1 and GSTP1 genotype frequencies in mothers and newborns

GenotypeMothersNewborns
CYP1A1 MSPI RFLP
Group I: MspI site absent118/142 (83%)126/158 (80%)
Group II: MspI site present (heterozygotes)24/142 (17%)29/158 (18%)
Group III: MspI site present (homozygotes)0/142 (0%)3/158 (2%)
GSTP1
Group I: val/val18/142 (13%)17/143 (12%)
Group II: ile/val59/142 (41%)79/143 (55%)
Group III: ile/ile65/142 (46%)47/143 (33%)