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Table 3 GEE estimations and mixed model analysis to PWI-SF high risk group of each variables

From: Factors increasing the risk for psychosocial stress among Korean adults living in rural areas: using generalized estimating equations and mixed models

 

GEE

Mixed model

OR

95% CI

ß

95% CI

Lifestyle variables

 Sleep durationa

  6 to 9 h

1.000

   

  Less than 6 h

1.503

1.241–1.821

2.393

1.947–2.839

  More than 10 h

1.026

0.845–1.245

0.241

−0.471-0.951

 Regular exercisea

  Yes

1.000

   

  No

1.327

1.136–1.550

1.686

1.358–2.014

 Smokinga

  Non-smoker

1.000

   

  Past smoker

1.195

0.928–1.537

0.540

−0.187−1.273

  Current smoker

1.329

1.069–1.652

1.545

1.040–2.050

 Drinking alcohola

  No

1.000

   

  Yes

0.980

0.842–1.140

0.179

−0.115−0.473

Medical variables

 BMI (kg/m2)

1.021

1.000–1.043

−0.096

−0.143−(−0.049)

 Chronic metabolic disease (number)a

  0

1.000

   

  1

1.196

1.007–1.422

1.252

0.897–1.611

  2

1.511

1.177–1.940

2.386

1.822–2.950

  3 or more

2.452

1.591–3.779

4.645

3.463–5.827

Occupational variables

 Occupation classa

  Farmers, livestock farmers

1.000

   

  Blue-collar

1.165

1.022–1.465

0.301

0.112–0.490

  White-collar

1.031

0.817–1.301

−0.512

−1.152−0.128

  Housewives or unemployed

0.846

0.707–1.012

−0.336

−0.887−0.215

 Working hours per daya

  8 to 10 h

1.000

   

  Less than 8 h

0.986

0.754–1.290

−0.662

−0.998−(−0.286)

  More than 10 h

1.181

1.006–1.417

0.255

0.054–0.451

  None

0.942

0.705–1.257

0.559

0.050–1.068

Demographic variables

 Sexa

  Male

1.000

   

  Female

2.341

1.876–2.920

3.816

3.379–4.253

 Agea

  40–49 years

1.000

   

  50–59 years

1.134

0.918–1.399

−0.115

−0.093−0.323

  ≥ 60 years

1.105

0.887–1.378

0.094

−0.061−0.249

 Highest level of educationa

  Two-year college or higher

1.000

   

  High school

1.092

0.804–1.766

0.769

0.349–1.189

  Middle school

1.603

1.075–2.389

1.141

0.708–1.574

  Lower than elementary

1.909

1.291–2.822

1.477

0.893–2.062

 Monthly incomea

  > 3 million won

1.000

   

  2–3 million won

1.078

0.720–1.616

0.396

−0.119−0.911

  1–2 million won

1.662

1.185–2.331

0.988

0.589–1.387

  < 1 million won

2.072

1.464–2.933

1.587

1.061–2.113

 Marital statusa

  Spouse

1.000

   

  No spouse

1.190

0.947–1.496

1.529

1.081–2.017

  1. aDummy-coded values were used for mixed model analysis
  2. SE standard errors