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Table 2 Results of multivariate logistic regression analysis

From: Mental status is significantly associated with low back pain: a survey-based cross-sectional study among Japanese women

Parameters

Co-efficient

SE

P

OR

95% CI

Lower

Upper

Age (years)

20–29

–

–

–

1.000

  

30–39

0.901

0.230

0.000***

0.406

0.259

0.637

40–49

0.776

0.206

0.000***

0.460

0.307

0.689

50–59

0.340

0.189

0.072

0.712

0.491

1.031

History of consultations with a doctor regarding anemia

Currently undergoing anemia treatment

–

–

–

1.000

  

History of anemia treatment

0.756

0.430

0.079

2.129

0.916

4.951

Anemia present (No treatment)

0.614

0.240

0.010*

1.848

1.155

2.954

Presence of diseases other than anemia

0.725

0.212

0.001**

2.064

1.362

3.130

Did not consult a doctor

0.377

0.245

0.124

1.458

0.902

2.355

History of analgesics use

2/week

–

–

–

1.000

  

1/week

0.583

0.361

0.106

1.792

0.883

3.639

3/month

1.078

0.301

0.000***

2.939

1.628

5.304

Sometimes

0.732

0.231

0.002**

2.080

1.323

3.269

No history

0.751

0.171

0.000***

2.119

1.516

2.961

Dietary limitations

Ongoing

–

–

–

1.000

  

Sometimes

0.491

0.210

0.019*

1.634

1.083

2.465

No limitations

0.384

0.182

0.035*

1.468

1.028

2.096

Frequency of using the bathroom at night (nocturia)

0

–

–

–

1.000

  

1

0.527

0.412

0.201

0.590

0.263

1.324

2

0.016

0.419

0.969

0.984

0.433

2.237

≥3

0.092

0.484

0.849

0.912

0.353

2.357

Sauna use

Yes

–

–

–

1.000

  

No

1.049

0.276

0.000***

2.854

1.662

4.900

Hie

      

No

–

–

–

1.000

  

Yes

0.183

0.070

0.009**

1.201

1.047

1.378

Feeling exhaustion

Yes

–

–

–

1.000

  

N/A

0.473

0.174

0.007**

0.623

0.443

0.876

No

0.126

0.178

0.480

1.134

0.800

1.609

Constant

1.025

0.479

0.032*

0.359

  
  1. CI confidence interval; OR odds ratio; SE standard error
  2. *P < 0.05
  3. **P < 0.01
  4. ***P < 0.001