[Retracted] The Clinical Efficacy and Safety of Extracorporeal Shock Wave Lithotripsy in the Treatment of Patients with Urinary Calculi

Table 7

Comparison of clinical efficacy (%).

Groups		Markedly effective	Effective	Ineffective	Total efficacy
Observation group	45	21 (46.67)	23 (51.12)	1 (2.22)	44 (97.78)
Control group	45	15 (33.34)	22 (48.89)	8 (17.78)	37 (82.22)
	—	6.049
value	—	0.014