[Retracted] Clinical Efficacy and Safety Evaluation of Calcitriol Combined with Bisphosphonates in the Therapy of Postmenopausal Osteoporosis: Based on a Retrospective Cohort Study

Table 1

Contrast of curative effects between the two sets after therapy.

Set	Effective	Valid	Invalid	Total efficiency
Contrast set ()	15	18	27	33 (55.00)
Study set ()	35	20	5	55 (91.67)
				26.625
				<0.001