Combination of Calcitriol and Zoledronic Acid on PINP and β-CTX in Postoperative Patients with Diabetic Osteoporosis: A Randomized Controlled Trial

Table 4

Comparison of the incidence of refracture between the two groups (%).

Groups		Number of refractures	Ratio
Observation group	30	2	6.7
Control group	30	8	26.7
	/	4.320
	/	0.038