Table 2.

Binary logistic regression analysis of whether FS occurred or not.

Indicators	B	SE	Wald	OR	95%CI		P
					Lower limit	Upper limit
BMI	− 0.452	0.140	10.427	0.636	0.484	0.837	0.001
Cervical spondylosis	0.906	0.227	15.987	2.475	1.587	3.859	0.000
Type 2 diabetes	0.492	0.113	18.861	1.636	1.310	2.042	0.000
Atherosclerosis	0.203	0.111	3.338	1.225	0.985	1.523	0.068
Hyperlipidemia	0.311	0.121	6.592	1.365	1.076	1.732	0.010
Constant	− 1.211	0.139	75.896	0.298			0.000

Significant values are in bold.