Table 3 Multivariate logistic regression results of self-evaluated psychological health, CLDS, 2012

Physical health(Ref: fair/poor)

5.758^***

4.297

7.716

6.734^***

4.423

10.251

5.146^***

3.627

7.302

6.444^***

4.235

9.805

5.281^***

3.724

7.489

Urban residents

0.771

0.482

1.234

0.608

0.244

1.512

0.936

0.597

1.469

0.725

0.418

1.259

0.776

0.384

1.569

Returned population

0.712

0.437

1.159

0.540

0.238

1.227

0.953

0.526

1.725

0.816

0.437

1.522

0.564

0.283

1.127

Rural residents

0.867

0.568

1.324

0.818

0.369

1.813

0.906

0.579

1.417

0.947

0.557

1.608

0.754

0.407

1.395

Age

0.992

0.983

1.001

0.994

0.979

1.009

0.990

0.978

1.002

Gender (Ref: female)

1.391^*

1.034

1.871

1.458

0.962

2.211

1.302

0.844

2.006

Marital status (Ref: single/divorced)

1.549^**

1.141

2.102

1.644^*

1.006

2.688

1.406

0.969

2.041

1.307

0.880

1.941

1.890^**

1.244

2.873

Middle high school

1.446^**

1.106

1.890

1.520^*

1.028

2.246

1.365

0.939

1.984

1.487

0.992

2.227

1.379

0.985

1.931

Senior high school

1.605^*

1.096

2.350

1.436

0.857

2.404

1.765^*

1.065

2.923

1.585

0.968

2.595

1.814^*

1.080

3.048

Collage and above

4.083^***

2.273

7.335

6.342^***

2.616

15.375

2.854^**

1.433

5.685

4.751^***

2.401

9.399

2.365

0.744

7.525

Socioeconomic status

1.103^**

1.041

1.170

1.112

1.012

1.222

1.093^*

1.017

1.175

1.056

0.970

1.150

1.156^***

1.074

1.245

Occupational exposure (Ref: not exposed)

0.693^**

0.546

0.879

0.583

0.380

0.893

0.798

0.608

1.048

0.584^**

0.425

0.803

0.802

0.591

1.089

Smoking (Ref: do not smoking)

0.768

0.564

1.046

0.795

0.557

1.135

0.631

0.386

1.031

0.763

0.463

1.260

0.775

0.550

1.091

Drinking (Ref: do not drinking)

1.061

0.774

1.454

0.937

0.675

1.301

1.541

0.754

3.148

1.089

0.678

1.751

1.038

0.741

1.455

Health insurance (Ref: without insurance)

1.140

0.800

1.625

1.546

0.909

2.629

0.868

0.553

1.364

0.968

0.587

1.598

1.462

0.897

2.382

Distance to medical facilities

1.014

0.952

1.079

0.988

0.923

1.058

1.046

0.976

1.120

1.022

0.948

1.101

1.000

0.931

1.074