on.campus.hookup.opportunities

on.campus.hookup.opportunities_r (in Attitudes)

Variable Summary	Undergrad	Freshman	Sophomore	Junior	Senior
Sexually active students:	Undergrad	Freshman	Sophomore	Junior	Senior
Casual-sexually active students:	Undergrad	Freshman	Sophomore	Junior	Senior

students (o_c_h_o_r)

All Rs Female Male

Mean (Std. Dev.) 0.28 (0.45) 0.19 (0.39) 0.48 (0.50)

0 3669 71.73% 2828 80.96% 831 51.74%

1 1446 28.27% 665 19.04% 775 48.26%

Missing 120
(2.29%) – 80
(2.24%) – 38
(2.31%) –

Total 5235 100% 3573 100% 1644 100%

These tables reflect only undergraduates attending 4-year colleges who are of normative age -- 18, 19, 20, 21, or 22, +/- 1, for freshman, sophomores, juniors, and seniors, respectively.

students (o_c_h_o_r)
	All Rs		Female		Male
Mean (Std. Dev.)	0.28 (0.45)		0.19 (0.39)		0.48 (0.50)
0	3669	71.73%	2828	80.96%	831	51.74%
1	1446	28.27%	665	19.04%	775	48.26%
Missing	120 (2.29%)	–	80 (2.24%)	–	38 (2.31%)	–
Total	5235	100%	3573	100%	1644	100%