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Table 2 The important risk factors for multiple sclerosis (univariate and multivariate logistic regression models)

From: A case–control study of drinking beverages and the risk of multiple sclerosis in Iran

Variable

Crude OR

Adjusted OR

OR

95% CI

P-value

OR

95% CI

P-value

Lower

Upper

Lower

Upper

Gender (Ref: female)

 Male

0.349

0.218

0.560

< 0.001

0.317

0.161

0.624

0.001

Marital status (Ref: single)

 Married

1.056

0.667

1.701

0.791

1.383

0.704

2.715

0.347

 Divorced/widow

0.349

0.148

0.821

0.016

0.482

0.153

1.521

0.213

Education (Ref: less than high school)

 High school

1.873

1.019

3.443

0.043

1.815

0.788

4.183

0.162

 University

3.421

1.910

6.126

< 0.001

3.329

1.484

7.467

0.004

Milk (Ref: 0 g/day)

 > 0

5.856

3.767

9.104

< 0.001

5.458

2.841

10.487

< 0.001

Natural juice (Ref: 0 g/day)

 > 0

2.917

1.928

4.414

< 0.001

2.485

1.312

4.707

0.005

Juice packet (Ref: 0 g/day)

 > 0

2.274

1.503

3.440

< 0.001

1.533

0.809

2.906

0.190

Non-alcoholic beer (Ref: 0 g/day)

––

 > 0

0.881

0.567

1.345

0.557

0.481

0.241

0.960

0.038

Black tea (Ref: < 500 g/day)

 ≥ 500

0.236

0.152

0.367

< 0.001

0.199

0.106

0.371

< 0.001

Green tea (Ref: < 16 g/day)

 ≥ 16

0.438

0.234

0.819

0.010

0.289

0.130

0.642

0.002

Coffee (Ref: 0 g/day)

 > 0

0.435

0.278

0.678

< 0.001

0.067

0.025

0.182

< 0.001

Carbonated beverages (Ref: 0 g/day)

 > 0

3.146

2.047

4.835

< 0.001

16.168

5.994

43.613

< 0.001

  1. CI confidence interval, OR odds ratio, Ref reference level