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Table 1 Distribution of subjects’ characteristics by group (%)

From: Efficacy of a combined contraceptive regimen consisting of condoms and emergency contraception pills

Variables

Intervention group (n = 812)

Control group (n = 750)

χ2

P-value

Education level

    

≤Primary

0.1

0.8

8.89

0.064

Secondary

16.4

15.2

  

High school

58.3

61.3

  

College

14.7

15.2

  

University

10.5

7.5

  

Husband’s education

    

≤Primary

0.3

0.7

4.73

0.317

Secondary

12.0

11.7

  

High school

49.4

53.3

  

College

20.8

18.1

  

University

17.5

16.2

  

Occupation

    

Doctor

11.2

7.3

14.36

0.006

TSS*

11.8

15.3

  

Official

13.3

10.4

  

Worker in factory

41.5

41.5

  

Others**

22.2

25.5

  

Husband’s occupation

    

Doctor

2.6

2.3

2.42

0.660

TSS

17.1

15.6

  

Official

17.7

15.9

  

Worker in factory

39.2

42.0

  

Others**

23.4

24.2

  

Who live together with

    

Children

53.3

55.2

2.05

0.916

Children + parent

18.5

17.6

  

Husband only

19.3

17.7

  

Others

8.9

9.5

  

Bedroom

    

With husband

62.1

52.5

17.11

0.001

With children

36.7

44.7

  

Others

1.2

2.8

  
  1. *TSS: Teacher or scientific staff; ** Others: self-employed staff, service workers and shop employees.