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Table 1 Number of workers with sleep disorders and depressive/anxiety disorders by general and occupational characteristics

From: Relationship of activities outside work to sleep and depression/anxiety disorders in Korean workers: the 4th Korean working condition survey

   

Depression/Anxiety disorder

Sleep disorder

  

Total (N = 32,232)

Yes

No

P- valuea

Yes

No

P- valuea

   

N

(%)

N

(%)

 

N

(%)

N

(%)

 

Gender

 Male

16,513

154

0.9

16,359

99.1

<0.001

437

2.6

16,075

97.4

0.02

 Female

15,719

253

1.6

15,467

98.4

 

484

3.1

15,236

96.9

 

Age

 20–29

4233

36

0.9

4197

99.1

<0.001

113

2.7

4119

97.3

<0.001

 30–39

8463

92

1.1

8371

98.9

 

183

2.2

8280

97.8

 

 40–49

9406

119

1.3

9287

98.7

 

307

3.3

9099

96.7

 

 50–59

6456

85

1.3

6371

98.7

 

172

2.8

6274

97.2

 

  ≥ 60

3674

75

2.0

3599

98.0

 

136

3.7

3538

96.3

 

Education

 Middle school or below

3654

70

1.9

3584

98.1

<0.001

123

3.4

3530

96.6

0.03

 High school

11,753

155

1.3

11,598

98.7

 

351

3.0

11,402

97.0

 

 University or above

16,825

181

1.1

16,644

98.9

 

447

2.7

16,379

97.3

 

Occupation type

 Management/professional

3457

36

0.1

3421

99

<0.001

92

2.6

3365

97.4

0.039

 Office work

9198

104

1.1

9094

98.9

 

242

2.6

8957

97.4

 

 Technical

6797

67

1.0

6730

99.0

 

178

2.6

6619

97.4

 

 Service/sales

7873

109

1.4

7764

98.6

 

245

3.1

7628

96.9

 

 Simple labor

4907

91

1.9

4816

98.1

 

165

3.4

4741

96.6

 

Employment status

 Regular work

24,509

284

1.2

24,225

98.8

0.003

708

2.9

23,801

97.1

0.601

 Temporary worker

7723

123

1.6

7600

98.4

 

214

2.8

7509

97.2

 

Working hours (/week)

  < 40

17,040

191

1.1

16,849

98.9

0.065

403

2.4

16,638

97.6

<0.001

 40–59

9406

131

1.4

9275

98.6

 

296

3.1

9110

96.9

 

  ≥ 60

5786

84

1.5

5702

98.5

 

223

3.9

5562

96.1

 

Number of employees

  < 50

23,486

297

1.3

23,189

98.7

0.848

626

2.7

22,860

97.3

0.002

 50–299

6168

81

1.3

6087

98.7

 

216

3.5

5952

96.5

 

  ≥ 300

2578

30

1.2

2548

98.8

 

80

3.1

2498

96.9

 

Shift work

 No

29,049

360

1.2

28,689

98.8

0.322

771

2.7

28,279

97.3

<0.001

 Yes

3183

47

1.4

3136

98.6

 

151

4.7

3031

95.3

 

Income(10,000/month)

  < 130

6809

120

1.8

6689

98.2

<0.001

218

3.2

6592

96.8

0.078

 130–199

8211

120

1.5

8091

98.5

 

237

2.9

7974

97.1

 

 200–299

9308

86

0.9

9222

99.1

 

235

2.5

9073

97.5

 

  ≥ 300

7904

81

1.0

7823

99.0

 

232

2.9

7671

97.1

 

Enough time after work

 No

7885

166

2.1

7719

97.9

<0.001

380

4.8

7505

95.2

<0.001

 Yes

24,347

241

1.0

24,106

99.0

 

542

2.2

23,805

97.8

 
  1. aCalculated using chi-square test
  2. P < 0.05