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Table 1 Subjects’ characteristics by dysmenorrhea and job type

From: Emotional labor and dysmenorrhea in women working in sales and call centers

Variables

All

 

p-value*

Sales workers

Call center workers

p-value

Total

Dysmenorrhea

Prevalance (%)

Total

Total

N = 975

(%)

n = 518

(%)

N = 430

(%)

N = 545

(%)

Age

≤ 29

309

(31.7)

228

(44.0)

73.8

<.0001

116

(27.0)

193

(35.4)

<.0001

30-39

332

(34.0)

183

(35.3)

55.1

 

94

(21.9)

238

(43.7)

 

≥ 40

334

(34.3)

107

(20.7)

32.0

 

220

(51.1)

114

(20.9)

 

Smoking

Current smoker

223

(22.9)

154

(29.7)

69.1

<.0001

81

(18.8)

142

(26.1)

0.0097

Non-smoker

752

(77.1)

364

(70.3)

48.4

 

349

(81.2)

403

(73.9)

 

BMI (kg/m2)

< 20

325

(33.3)

174

(33.6)

53.5

0.9599

175

(40.7)

150

(27.5)

<.0001

20 – 24.9

533

(54.7)

281

(54.2)

52.7

 

243

(56.5)

290

(53.2)

 

≥ 25

117

(12.0)

63

(12.2)

53.8

 

12

(2.8)

105

(19.3)

 

Educational status

High school or lower

608

(62.4)

305

(58.9)

50.2

0.0203

307

(71.4)

301

(55.2)

<.0001

College or higher

367

(37.6)

213

(41.1)

58.0

 

123

(28.6)

244

(44.8)

 

Living with a partner

Yes

445

(45.6)

172

(33.2)

38.7

<.0001

243

(56.5)

202

(37.1)

<.0001

No

530

(54.4)

346

(66.8)

65.3

 

187

(43.5)

343

(62.9)

 

Living with a child

Yes

427

(43.8)

155

(29.9)

36.3

<.0001

233

(54.2)

194

(35.6)

<.0001

No

548

(56.2)

363

(70.1)

66.2

 

197

(45.8)

351

(64.4)

 

Age at menarche (years)

< 12

43

(4.4)

32

(6.2)

74.4

0.0068

13

(3.0)

30

(5.5)

0.0861

≥ 12

932

(95.6)

486

(93.8)

52.1

 

417

(97.0)

515

(94.5)

 

Weekly working hours

≤ 51

643

(65.9)

338

(65.2)

52.6

0.6732

168

(39.1)

475

(87.2)

<.0001

≥ 52

332

(34.1)

180

(34.8)

54.2

 

262

(60.9)

70

(12.8)

 
  1. *Between cases and non-cases.
  2. Between sales workers and call center workers.
  3. p- value by χ 2-test.