Table 4.

The pEC50 and Emax of carbachol (means ± SD, n = 5).

Group	Dose	pEC50	Emax
Control	–	5.68 ± 0.38	15.07 ± 4.51
Model	–	5.93 ± 0.20	27.58 ± 7.76∗∗
Positive	0.82 mg/kg	6.23 ± 0.21	18.14 ± 8.11##
SQW-H	2.208 g/kg	5.97 ± 0.65	22.95 ± 7.78
SQW-M	1.104 g/kg	5.94 ± 0.32	16.86 ± 4.68##
SQW-L	0.552 g/kg	6.15 ± 0.24	24.59 ± 6.60

Model vs. control group, ^∗∗P < 0.01; treatment vs. model group ^##P < 0.01.