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

Table 6

Comparison of urine pregnancy test results at 2 weeks postoperation.

Group	n	Results of urine pregnancy test			x ^2 value	value
		Negative	Weakly positive	Positive
Observation group	202	165 (81.7%)	11 (5.4%)	26 (12.9%)	0.280	0.869
Control group	119	98 (81.5%)	8 (6.7%)	13 (11.8%)