Effect of Low-Frequency Electrical Stimulation Combined with Tonifying Kidney and Blood Pills on Uterine Rejuvenation after Abortion

Table 10

Comparison of menstrual volume at resumption.

Group	n	Menstrual volume at resumption			x ^2 value	value
		Same as pre-op	Decreased	Increased
Observation group	202	155 (76.7%)	21 (10.4%)	26 (12.9%)	25.532	0.000
Control group	119	72 (60.5%)	39 (32.8%)	8 (6.7%)