1.

两组患者一般资料及产程的比较

Comparison of the general condition and labor duration between Group A and Group B (n=60, Mean±SD)

Group	Age(year)	Height (cm)	Weight (kg)	Gestational weeks (week)	First stage of labor (min)	Second stage of labor (min)	Third stage of labor (min)
Group A: 0.2% ropivacaine 1 mL; Group B: 0.9% NS 1 mL.
A	30.26±3.78	159.75±3.68	72.69±5.31	39.08±1.28	414.22±96.69	40.61±11.94	8.01±2.38
B	29.43±3.79	159.30±3.13	71.43±5.38	39.23±1.51	403.62±73.84	40.31±12.29	7.44±2.44