had.vaginal.intercourse

had.vaginal.intercourse (in Sexual History, Dating, Hookups and Relationships)

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 (ever..had.vaginal.intercourse) (ever__had_vaginal_intercourse)

All Rs Female Male

Mean (Std. Dev.) 0.62 (0.49) 0.63 (0.48) 0.60 (0.49)

0 2935 38.26% 2045 37.42% 881 40.21%

1 4736 61.74% 3420 62.58% 1310 59.79%

Missing 0
(0.00%) – 0
(0.00%) – 0
(0.00%) –

Total 7671 100% 5465 100% 2191 100%

hookups (had_vaginal_intercourse or h__h_v_i)

All Rs Female Male

Mean (Std. Dev.) 0.32 (0.47) 0.31 (0.46) 0.33 (0.47)

0 2814 68.12% 1959 68.54% 848 66.98%

1 1317 31.88% 899 31.46% 418 33.02%

Missing 0
(0.00%) – 0
(0.00%) – 0
(0.00%) –

Total 4131 100% 2858 100% 1266 100%

dates (had_vaginal_intercourse or date__had_vaginal_intercourse)

All Rs Female Male

Mean (Std. Dev.) 0.22 (0.41) 0.20 (0.40) 0.26 (0.44)

0 2643 78.33% 1884 79.97% 751 74.43%

1 731 21.67% 472 20.03% 258 25.57%

Missing 0
(0.00%) – 0
(0.00%) – 0
(0.00%) –

Total 3374 100% 2356 100% 1009 100%

romances (had_vaginal_intercourse or r__h_v_i)

All Rs Female Male

Mean (Std. Dev.) 0.77 (0.42) 0.78 (0.41) 0.70 (0.46)

0 562 23.49% 408 21.73% 153 29.88%

1 1830 76.51% 1470 78.27% 359 70.12%

Missing 66
(2.69%) – 42
(2.19%) – 24
(4.48%) –

Total 2458 100% 1920 100% 536 100%

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 (ever..had.vaginal.intercourse) (ever__had_vaginal_intercourse)
	All Rs		Female		Male
Mean (Std. Dev.)	0.62 (0.49)		0.63 (0.48)		0.60 (0.49)
0	2935	38.26%	2045	37.42%	881	40.21%
1	4736	61.74%	3420	62.58%	1310	59.79%
Missing	0 (0.00%)	–	0 (0.00%)	–	0 (0.00%)	–
Total	7671	100%	5465	100%	2191	100%