Analgesic Effects of Epidural Labor Analgesia at Different Periods and Its Effects on Maternal and Infant Outcomes and MiRNA-146b Level

Table 2

Comparison of labor duration ().

Groups	n	First stage of labor (min)		Second stage of labor (min)	Third stage of labor (min)
		Latent phase	Active phase
Observation group	65	327.76 ± 83.89	75.80 ± 29.55	64.83 ± 15.52	7.83 ± 3.66
Control group	54	553.75 ± 88.81	83.98 ± 34.15	67.65 ± 18.67	7.17 ± 3.52
t	—	14.250	1.401	0.900	0.996
	—	<0.001	0.164	0.370	0.321