Effect of Perineum Block Anesthesia Combined with Unprotected Perineal Delivery on the Perineal Integrity Rate and Maternal-Infant Outcomes in Primiparas Taking Health Products Containing Traditional Chinese Medicine

Table 2

Comparison of maternal delivery between the two groups ( ± s, min).

Group	n	First stage of labor	Second stage of labor	Third stage of labor
Group A	60	443.63 ± 24.52	54.79 ± 9.83	7.23 ± 1.06
Group B	60	475.36 ± 25.67	67.35 ± 8.76	8.97 ± 1.08
t		6.924	7.389	8.907
		<0.001	<0.001	<0.001