Table 3.

The multiple linear regression of the anxiety in 511 ED patients

Independent variables	B	SE	95% CI		P-value
			Lower	Upper
Severity of ED (IIEF-5)	1.11	0.291	0.539	1.681	< 0.001**
Education level	− 1.043	0.305	− 1.643	− 0.444	< 0.001**
Age	− 1.179	0.359	− 1.883	− 0.474	0.001*
Smoking	1.33	0.578	0.194	2.467	0.022*
Onset time	1.162	0.574	0.035	2.289	0.043*
Regular sleep	− 1.614	0.581	− 2.755	− 0.473	0.006*
Regular sexual partner	− 0.704	0.687	− 2.054	0.646	0.306
Treatment history	0.552	0.601	− 0.629	1.733	0.359
Occupation
Official	Ref	Ref	Ref	Ref	Ref
Corporate Employee	− 0.014	1.018	− 2.014	1.985	0.989
Self-employed or Freelance	1.246	0.914	− 0.55	3.042	0.174
Farmers	1.404	1.166	− 0.886	3.694	0.229
Others	1.513	0.956	− 0.365	3.39	0.114
Hobbies
Computer/Video Games	Ref	Ref	Ref	Ref	Ref
Ball game	− 1.13	0.753	− 2.611	0.35	0.134
Fitness/Jogging	0.315	0.843	− 1.34	1.971	0.708
Others	0.402	0.756	− 1.084	1.888	0.595

Linear regression analysis was used to identify associated factors of anxiety. CI Confidence interval. Ref: Reference category. ** p < 0.001. * p < 0.05