Table 4

Factors associated with unprotected sexual intercourse among sexually experienced respondents by gender

Inconsistent condom use in previous 30 Days*


Male

Female

(%)a

Unadjusted Odds Ratio (95% CI)

(%)a

Unadjusted Odds Ratio (95% CI)

Adjusted Odds Ratio (CI)


Age (Years)

0-19

52.9

1

67.2

1

20-29

72.5

2.34 (0.72-7.61)

83.1

2.41 (1.11-5.20)**

30 & Above

81.8

4.0 (0.66-24.30)

88.5

3.74 (1.00-13.95)**

Ethnicity

White

90.0

1

50.0

1

African American

62.7

0.19 (0.02-1.58)

77.4

3.42 (0.81-14.35)

Hispanic or Latino

42.9

0.08 (0.01-1.07)

90.9

10.00 (0.84-119.32)

Others

80.0

0.44 (0.02-9.03)

100.0

-

Marital status

Never been married

60.3

1

77.7

1

Married

80.0

2.63 (0.28-24.86)

91.7

3.16 (0.39-25.29)

Separated/divorced/widow

100.0

70.6

0.69 (0.23-2.09)

Membership of fraternity

Yes

61.5

1

63.6

1

No

66.2

1.22 (0.36-4.16)

78.9

2.13 (0.59-7.67)

Age of first sex initiation

< 19 years

58.8

1

78.8

1

> 19 years

100.0

-

68.8

0.59 (0.19-1.83)

At least one drinks of alcohol in last 30 days

No

60.6

1

71.8

1

Yes

69.4

1.47 (0.58-3.72)

81.6

1.74 (0.86-3.50)

Marijuana use in last 30 days

No

61.4

1

74.3

1

1

Yes

80.0

2.51 (0.74-8.50)

92.1

4.04 (1.17-13.93)**

5.05 (1.34-19.02)**

Use if other illegal drug in last 30 days

No

66.3

1

78.1

1

Yes

50.0

0.51 (0.03-8.46)

66.7

0.56 (0.05-6.33)

Alcohol and drug use in last 30 days

No

63.4

1

77.0

1

Yes

81.8

2.60 (0.52-12.96)

84.0

1.57 (0.51-4.85)

Alcohol and/or drug use before or during last sex

Yes

81.8

1

71.4

1

No

64.7

0.41 (0.08-2.04)

78.0

1.42 (0.57-3.51)

Did not use condom last sex*

Male

Female

(%)b

Unadjusted Odds Ratio (95% CI)

(%)b

Unadjusted Odds Ratio (95% CI)

Adjusted Odds Ratio (CI)


Age (Years)

0-19

36.4

1

52.0

1

1

20-29

52.9

1.97 (0.70-5.50)

64.6

1.69 (0.93-3.05)

1.61 (0.83-3.13)

30 & Above

63.6

3.06 (0.86-13.79)

78.8

3.43 (1.33-8.86)**

3.86 (1.20-12.47)**

Ethnicity

White

53.3

1

45.5

1

African American

45.9

0.61 (0.18-2.09)

61.7

1.93 (0.57-6.55)

Hispanic or Latino

30.0

0.31 (0.52-1.80)

84.6

6.60 (0.97-44.93)

Others

83.3

3.57 (0.31-40.75)

70.0

2.80 (0.46-16.93)

Marital status

Never been married

44.8

1

61.9

1

Married

66.7

2.46 (0.43-14.14)

83.3

3.08 (0.86-11.01)

Separated/divorced/widow

70.0

2.87 (0.70-11.85)

52.2

0.67 (0.28-1.60)

Membership of fraternity

Yes

52.6

1

41.7

1

No

47.6

0.82 (0.30-2.22)

63.7

2.45 (0.75-7.98)

Age of first sex initiation

< 19 years

45.9

1

62.4

1

> 19 years

63.6

2.06 (0.56-7.58)

68.0

1.28 (0.53-3.11)

At least one drinks of alcohol in last 30 days

No

45.5

1

54.2

1

Yes

50.8

1.24 (0.57-2.72)**

68.1

1.81 (1.06-3.10)**

Marijuana use in last 30 days

No

46.7

1

61.7

1

Yes

52.2

1.25 (0.49-3.18)

65.9

1.20 (0.60-2.39)

Use if other illegal drug in last 30 days

No

49.5

1

62.9

1

Yes

25.0

0.34 (0.03-3.38)

33.3

0.30 (0.03-3.30)

Alcohol and drug use in last 30 days

No

47.8

1

61.8

1

Yes

53.8

1.28 (0.40-4.09)

67.9

1.30 (0.56-3.02)

Alcohol and/or drug use before or during last sex

Yes

61.5

1

58.8

1

No

48.8

0.60 (0.18-1.97)

63.6

1.22 (0.58-2.57)


* Adjusted for all variables listed in the table.

a Percent of sexually experienced students in each category who reported that they did not use condom always (inconsistent condom use) for sex in the previous 30 days.

b Percent of sexually experienced students in each category who reported not using condom during last sexual intercourse.

** p ≤ 0.05

Adefuye et al. BMC Public Health 2009 9:281   doi:10.1186/1471-2458-9-281

Open Data