Table 3.

Effect of P-gp inducer sodium ferulate on maternal weight gain rate, fetal body, and placental weights

Group	Maternal weight gain rate (%)	Fetal body weight (g)		Placental weight (g)
		Female	Male	Female	Male
Control	52.0±1.5	1.100±0.024	1.100±0.026	0.085 ± 0.0037	0.086 ± 0.0031
Caffeine	40.0±1.7**	0.850±0.026 *	0.870±0.030 *	0.072 ± 0.003 **	0.074 ± 0.0025 **
Sodium ferulate	52.0±1.5	1.100±0.063	1.200±0.062	0.090±0.0031	0.095 ± 0.0039
Caffeine + sodium ferulate	47.0±2.8#	0.990 ±0.062 ##	1.000±0.053 ##	0.088±0.0029 #	0.093 ± 0.0028 #

^*P<0.05, ^**P<0.01 vs. control; ^#P<0.05, ^##P<0.01 vs. caffeine