Risk factors for nonunion of osteoporotic vertebral compression fracture: a case‒control study

Table 1 Demographics and comorbidities of the participants

		Case(N = 201)	Control(N = 1044)	Statistics	P
Gender				χ²=4.67	0.03
	Male	26	318
	Female	175	726
Age		70.13 ± 8.88	66.47 ± 12.74	T=-3.90	0.00
Smoking				χ²=0.06	0.81
	Yes	30	163
	No	171	881
Drinking				χ²=1.12	0.29
	Yes	13	92
	No	188	952
Diabetes				χ²=3.12	0.08
	Yes	28	102
	No	173	942
Hypertension				χ²=8.23	0.00
	Yes	69	257
	No	132	787
Bed rest				χ²=14.39	0.00
	Yes	98	658
	No	103	386
Rehabilitation				χ²=0.81	0.37
	Yes	129	704
	No	72	340
Spine support				χ²=1.00	0.32
	Yes	146	793
	No	55	251
Calcium intake				χ²=0.76	0.39
	Yes
	No
T-score		-3. 82 ± 1. 29	-3. 27 ± 0. 84	T = 2.36	0.02

ISSN: 1471-2474