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Table 3 Logistic regression models examining the odds of contraceptive methods used during last sexual intercourse among male participants

From: The socioeconomic and lifestyle determinants of contraceptive use among Chinese college students: a cross-sectional study

 

Specific contraceptive methods used

Any self-reported use of contraception

Oral & injectable contraceptives

Condom

Emergency contraceptives

na = 1177

na = 101

na = 1174

na = 61

OR

95% CI

OR

95% CI

OR

95% CI

OR

95% CI

School

 College

1.00

 

1.00

 

1.00

 

1.00

 

 Professional School

0.79

0.54–1.18

0.87

0.33–2.31

0.98

0.66–1.45

0.50

0.16–1.58

P for difference

0.26

0.79

0.92

0.24

Geographical distribution

 Eastern

1.00

 

1.00

 

1.00

 

1.00

 

 Central

0.65

0.32–1.32

2.83

0.61–12.99

0.62

0.32–1.21

4.15

0.65–26.66

 Western

0.71

0.38–1.32

1.82

0.37–8.58

1.06

0.57–2.00

1.92

0.40–9.06

P for difference

< 0.01

0.13

< 0.01

0.55

Expenditure per month

 Less than 1000

1.00

 

1.00

 

1.00

 

1.00

 

 1000–2000

1.37*

1.07–1.75

0.83

0.50–1.39

1.48**

1.16–1.89

0.98

0.50–1.94

 More than 2000

1.03

0.72–1.47

0.63

0.27–1.48

1.12

0.78–1.61

1.06

0.41–2.72

P for trend

0.37

0.29

0.17

0.90

Hometown

 Urban

1.00

 

1.00

 

1.00

 

1.00

 

 Suburban

1.23

0.95–1.60

1.59

0.93–2.73

1.05

0.81–1.35

0.95

0.46–1.96

 Rural

1.15

0.86–1.54

0.93

0.48–1.80

1.02

0.76–1.37

0.97

0.45–2.12

P for difference

0.28

0.13

0.28

0.73

Parental education

 Primary school and below

1.00

 

1.00

 

1.00

 

1.00

 

 Middle & high school

0.89

0.63–1.27

0.85

0.42–1.75

1.03

0.73–1.45

0.99

0.39–2.49

 Vocational school and higher

0.91

0.61–1.36

1.37

0.60–3.11

0.92

0.62–1.37

1.02

0.34–3.09

P for difference

0.926

0.64

0.61

0.80

Tobacco use

 No smoking

1.00

 

1.00

 

1.00

 

1.00

 

 1–10 cigarettes/day

0.93

0.72–1.19

0.94

0.55–1.60

1.06

0.82–1.37

0.47*

0.23–0.95

  > 10 cigarettes/day

0.91

0.62–1.34

1.28

0.60–2.74

0.68

0.46–1.00

0.83

0.32–2.13

P for trend

0.45

0.71

0.17

0.25

Alcohol consumption

 Abstinence

1.00

 

1.00

 

1.00

 

1.00

 

 Light

1.41

0.98–2.05

0.65

0.32–1.31

1.47*

1.03–2.11

0.72

0.30–1.69

 Moderate

1.31

0.86–1.99

0.76

0.36–1.62

1.41

0.94–2.12

0.85

0.21–2.32

 Heavy

1.18

0.75–1.86

0.82

0.32–2.07

1.41

0.91–2.21

0.49

0.14–1.78

P for trend

0.90

0.93

0.40

041

Sexual knowledge

 SRH knowledge score < =2

1.00

 

1.00

 

1.00

 

1.00

 

 SRH knowledge score > 2

1.96*

1.57–2.45

0.72

0.44–1.15

1.90**

1.52–2.37

1.13

0.62–2.05

P for difference

< 0.01

0.17

< 0.01

0.69

  1. aThe n refers to the number of participants who reported specific contraceptive use during the last sexual intercourse. The total number of participants analysed via logistic model is 1855
  2. bAdjustments: type of school, school, geographical distribution, expenditure per month, hometown, parent education, tobacco use, alcohol consumption, sex education
  3. * P < 0.05, ** P < 0.01