Table 3 Comparison of students retained for analysis with students lost to attrition at posttest

Overall (%)

(N = 1794)

(N = 115)

Control

94.2

5.8

SEI

93.8

6.2

0.664

Gender (%)

(N = 1786)

(N = 108)

Male

49.5

47.2

Female

50.5

52.8

0.646

Age (12-18 years)

(N = 1745)

(N = 108)

Mean (SD)

14.21 (0.60)

14.38 (0.77)

0.026

Hispanic (%)

(N = 1690)

(N = 101)

No

9.2

15.8

Yes

90.8

84.2

0.027

Born in the United States (%)

(N = 1696)

(N = 104)

No

14.2

9.6

Yes

85.8

90.4

0.189

Household SES (0-3)

(N = 1710)

(N = 104)

Mean (SD)

0.57 (0.28)

0.63 (0.27)

0.043

Student acculturation (1-5)

(N = 1726)

(N = 105)

Mean (SD)

3.81 (0.71)

3.95 (0.76)

0.051

Ever had sexǂ (%)

(N = 1770)

(N = 112)

No

79.2

53.6

Yes

20.8

46.4

0.000