Table 2.

Multivariate logistic regression analysis of the association between erectile dysfunction and multiple potential risk factors in Chinese male patients with type 2 diabetes mellitus (T2DM) and/or metabolic syndrome (n = 175).

Parameter	Reference value	Standard error	Wald χ2-test	Statistical significance	Exp (B)	95% CI
						Lower	Upper
Residence	−0.103	0.650	0.025	NS	0.902	0.252	3.225
Monthly income	1.079	0.780	1.917	NS	2.943	0.638	13.567
Physical activity	0.310	0.674	0.212	NS	1.364	0.364	5.112
Living in a couple	0.159	0.642	0.062	NS	1.173	0.333	4.132
Education status	0.186	0.707	0.069	NS	1.204	0.301	4.817
Smoking status	0.060	0.615	0.009	NS	1.062	0.318	3.545
Drinking status	0.372	0.737	0.256	NS	1.451	0.343	6.149
WHR	0.042	0.718	0.003	NS	1.043	0.255	4.266
Waist circumference	0.110	0.710	0.024	NS	1.116	0.278	4.491
BMI	−0.457	0.611	0.558	NS	0.633	0.191	2.100
Duration of T2DM	2.015	0.689	8.548	P = 0.003	7.499	1.943	28.945
Fasting plasma glucose	0.478	0.675	0.502	NS	1.613	0.430	6.055
Glycosylated haemoglobin	−1.141	0.836	1.862	NS	0.320	0.062	1.645
Blood pressure	1.659	0.635	6.814	P = 0.009	5.253	1.512	18.253
Duration of hypertension	0.383	0.719	0.284	NS	1.467	0.358	6.003
TG levels	0.122	0.636	0.037	NS	1.130	0.325	3.927
HDL-C	−0.579	0.600	0.933	NS	0.560	0.173	1.815
MetS	0.735	0.653	1.268	NS	2.086	0.580	7.503
Age	1.680	0.670	6.284	P = 0.012	5.367	1.443	19.963

Exp (B), exponentiation of the coefficients; CI, confidence interval; WHR, waist-to-hip ratio; BMI, body mass index; TG, triglycerides; HDL-C, high-density lipoprotein cholesterol; MetS, metabolic syndrome; NS, not significant (P ≥ 0.05).