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Table 5 Multivariable analysis of factors associated with unintended pregnancy among sexually active students by genders

From: Prevalence of and factors associated with unintended pregnancies among sexually active undergraduates in mainland China

Variable

Males (n = 3835)

Females (n = 2512)

Adjusted OR

95% CI

Adjusted OR

95% CI

Age (0 = 15–17, 1 = 23–26)

1.76**

1.24–2.51

2.16**

1.33–3.51

Monthly expenditure (Ref: ≥ 1000Yuan)

1.94***

1.55–2.43

  

Living arrangement (Ref: Living with both parents)

1.33**

1.09–1.62

1.35*

1.04–1.74

Family attitude toward premarital sex (Ref: Neutral or unacceptable)

2.07***

1.70–2.52

2.25***

1.75–2.91

Experience of sexual abuse (0 = No or Not sure, 1 = Yes)

4.62***

3.41–6.26

  

Age at firs sex (Ref: Older than 14)

16.79***

12.28–22.96

12.64***

8.38–19.07

Number of Partner (Ref: Single)

  

1.92***

1.49–2.49

Partner type (Ref: Stable)

1.73***

1.25–2.38

2.49***

1.46–4.24

Difficulties in acquiring condoms (Ref: No difficulty at all)

1.60**

1.19–2.14

  

Knowing how to use condoms (0 = Yes, 1 = No)

1.34*

1.04–1.72

  
  1. *P < 0.05, **P < 0.01, and ***P < 0.001