Total

N = 822

Dysmenorrhea

PR

CI95% PR

n = 597

%

Age

P < 0.001

<20 years

364

292

80.2

1.5

[1.2 - 1.8]

[20 - 30] years

333

235

70.6

1.3

[1.1 - 1.6]

[30 - 40] years

99

54

54.5

1

Reference

[40 - 50] years

26

16

61.5

1.1

[0.8 - 1.6]

Parity

P < 0.001

Nulliparous

569

444

78.0

1.8

[1.3 - 2.4]

Primiparous

77

51

66.2

1.5

[1.1 - 2.1]

Low parity

112

73

65.2

1.5

[1.1 - 2.0]

Multiparous

59

26

41.1

1

Reference

Grand multiparous

5

3

60.0

1.4

[0.6 - 2.9]

Marital status

P < 0.001

Single

579

452

78.1

1.3

[1.2 - 1.5]

Married/with a partner

234

139

59.4

1

Reference

Divorced

9

6

66.7

1.1

[0.7 - 1.8]

Educational level

P < 0.001

With no schooling

105

58

55.2

1

Reference

Primary level

99

64

64.6

1.2

[0.9 - 1.5]

Secondary level

558

431

77.2

1.4

[1.2 - 1.7]

University level

60

44

73.3

1.3

[1.0 - 1.7]

Body Mass Index

P = 0.1366

Leanness

146

111

76.0

1.2

[1.0 - 1.5]

Normal

476

350

73.5

1.2

[1.0 - 1.4]

Overweight

127

91

71.7

1.2

[0.9 - 1.4]

Obesity

73

45

61.6

1

Reference

Socio-professional occupation

P < 0.001

Pupil/student

495

383

77.4

1.3

[1.1 - 1.6]

Civil servant

41

34

82.9

1.4

[1.1 - 1.8]

Housewife

73

42

57.5

1

Reference

Trader

130

86

66.2

1.2

[0.9 - 1.4]

Craftswoman

83

52

62.7

1.1

[0.8 - 1.4]