Table 2 Logistic regression analyses of variables associated with erectile dysfunction (IIEF ≤ 21) among participants aged 20–40 years.

From: Cold hypersensitivity in the hands and feet is associated with erectile dysfunction in young Taiwanese men

Variable

Univariate logistic regression analysis

Multivariate logistic regression analysis

Crude OR (95% CI)

p-value

Crude OR (95% CI)

p-value

Age (years)

 < 30

1

ref

  

 ≥ 30

1.285 (1.076–1.285)

0.006*

1.327 (1.106–1.592)

0.002*

BMI (kg/m2)

 < 27.5

1

ref

  

 ≥ 27.5

1.228 (1.000–1.509)

0.05

1.271 (1.021–1.583)

0.032*

Comorbidities

No

1

ref

  

Yes

1.344 (1.077–1.676)

0.009*

  

Hypertension

No

1

ref

  

Yes

1.188 (0.805–1.751)

0.386

0.992 (0.653–1.507)

0.970

Diabetes mellitus

No

1

ref

  

Yes

1.116 (0.611–2.039)

0.721

0.942 (0.493–1.799)

0.856

Hyperlipidemia

No

1

ref

  

Yes

1.078 (0.695–1.673)

0.737

0.939 (0.587–1.501)

0.791

PD & insomnia

No

1

ref

  

Yes

1.628 (1.233–2.149)

0.001*

1.594 (1.202–2.115)

0.001*

Smoking

No

1

ref

  

Yes

1.061 (0.859–1.312)

0.582

0.976 (0.786–1.211)

0.825

Regular exercise

Yes

1

ref

  

No

1.211 (1.023–1.433)

0.026*

1.192 (1.003–1.417)

0.046*

Resistance training

Yes

1

ref

  

No

1.048 (0.877–1.253)

0.606

  

Aerobic exercise

Yes

1

ref

  

No

1.226 (1.032–1.456)

0.021*

  

CHHF

No

1

ref

  

Yes

1.354 (1.121–1.636)

0.002*

1.410 (1.159–1.714)

0.001*

  1. IIEF = International Index of Erectile Function; OR = odds ratio; CI = confidence interval; BMI = body mass index; PD = psychiatric disorder; CHHF, cold hypersensitivity in the hands and feet. *Significant values are in bold.
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