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. Author manuscript; available in PMC: 2012 Nov 23.
Published in final edited form as: Field methods. 2012 Apr 26;24(3):272–291. doi: 10.1177/1525822X12443097

Table 1.

Descriptive Statistics across Analytic Samples

Full Sample (N=488) Initial Valid Sample (Group A; N=385) Pooled Valid Sample (Group E; N=447) Invalid Cases (Group D; N=41)
Age (in years) 21.41 (1.95) 21.56(1.98) 21.48(1.97) 20.67(1.69)
Education 6.04(1.60) 6.17(1.58) 6.11(1.57) 5.33(1.75)
Race/Ethnicity
 White 346(70.9%) 281(73.0%) 321(71.8%) 25(61.0%)
 Black 32(6.6%) 25(6.5%) 29(6.5%) 3(7.3%)
 Hispanic 58 (11.9%) 34(8.8%) 48(10.7%) 10(24.4%)
 API 35 (7.2%) 32(8.3%) 34(7.6%) 1(2.4%)
 Other 17(3.5%) 13(3.4%) 15(3.4%) 2(4.9%)
Occupation
 School 196(40.2%) 150(39.0%) 176(39.4%) 20(48.8%)
 Part-Time Work 28(5.7%) 24(6.2%) 27(6.0%) 1(2.4%)
 Full-Time Work 136(27.9%) 106(27.5%) 121(27.1%) 15(36.6%)
 School & Work 123(25.2%) 101(26.2%) 119(26.6%) 4(9.8%)
 Unemployed 5(1.0%) 4(1.0%) 4(0.9%) 1(2.4%)
Time Spent Online Looking for Sex1 4.54(7.62) 3.92(5.71) 4.26(7.01) 7.76(12.33)
Number of Partners1 3.98(7.18) 3.55(5.54) 3.68(5.66) 7.60(16.62)
URAI Occasions1 0.98(3.00) 0.75(2.16) 0.87(2.63) 2.26(5.70)
1

Untransformed values are presented; however, differences across groups are estimated using the log10 transformation to alleviate skewness.