did.not.know.partner.at.all

did.not.know.partner.at.all (in Hookups)

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

How well did you know the person you hooked up with before you hooked up?

See also: knew.partner.

This variable, did.not.know.partner.at.all, is constructed using information from the variable, knew.partner.

hookups (did_not_know_partner_at_all or h__d_n_k_p_a_a)

All Rs Female Male

Mean (Std. Dev.) 0.13 (0.34) 0.11 (0.32) 0.16 (0.37)

0 12810 87.00% 8772 88.56% 3990 83.81%

1 1914 13.00% 1133 11.44% 771 16.19%

Missing 25
(0.17%) – 14
(0.14%) – 10
(0.21%) –

Total 14749 100% 9919 100% 4771 100%

Negative (no/false) Positive (yes/true)

2733, 1995, 1683, 1654, 267
1192, 928, 795, 714, 169

Negative (no/false) Positive (yes/true)

2083, 1410, 1176, 1123, 170
922, 637, 541, 480, 107

These graphs reflect only undergraduates attending 4-year colleges who are of normative age -- 18, 19, 20, 21, or 22, +/- 1, for freshman, sophomores, juniors, seniors, and later undergraduates, respectively. Solid lines represent women. Dotted lines represent men.

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hookups (did_not_know_partner_at_all or h__d_n_k_p_a_a)
	All Rs		Female		Male
Mean (Std. Dev.)	0.13 (0.34)		0.11 (0.32)		0.16 (0.37)
0	12810	87.00%	8772	88.56%	3990	83.81%
1	1914	13.00%	1133	11.44%	771	16.19%
Missing	25 (0.17%)	–	14 (0.14%)	–	10 (0.21%)	–
Total	14749	100%	9919	100%	4771	100%