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. Author manuscript; available in PMC: 2019 Jul 15.
Published in final edited form as: J Sex Res. 2016 Nov 29;55(1):99–105. doi: 10.1080/00224499.2016.1247149

Table 1.

Bivariate Cross-Tabulations at Wave IV by Cognitive Ability Category at Wave I

Low (<85) Low/Average (85–99) Average/High (100–114) >114 (High) Full Sample
(n=2084; 13.6%) n % (n=4721;33.3%) n % (n=4708; 35.6%) n % (n=2332; 17.5%) n % (n=13,845) n %
Biological Sex
 Male 899 (47.4) 2057 (47.8) 2346 (53.2) 1156 (52.8) 6458 (50.6)
 Female 1185 (52.6) 2664 (52.2) 2362 (46.8) 1176 (47.2) 7387 (49.4)
Age
 24–27 607 (36.3) 1491 (38.3) 1291 (32.9) 821 (40.6) 4212 (36.5)
 28–29 733 (31.2) 1689 (33.0) 1800 (34.0) 984 (38.4) 5206 (34.1)
 30–34 744 (32.5) 1539 (28.7) 1617 (33.1) 527 (21.0) 4427 (29.4)
Race/Ethnicity
 Hispanic 691 (30.2) 694 (10.2) 605 (9.2) 204 (6.1) 2194 (11.8)
 Non-Hispanic Black 742 (33.6) 1337 (21.8) 627 (8.2) 286 (5.9) 2992 (15.8)
 Non-Hispanic Other Race 241 (8.3) 362 (5.8) 376 (5.9) 249 (7.0) 1228 (6.4)
 Non-Hispanic White 410 (27.9) 2328 (62.3) 3100 (76.7) 1593 (81.0) 7431 (66.0)
Parent Education (SES)
 <HS 669 (34.3) 642 (14.3) 344 (6.4) 88 (2.6) 1743 (12.2)
 HS/GED 582 (31.1) 1498 (34.1) 1064 (25.0) 350 (16.8) 3494 (27.4)
 Some College 436 (19.0) 1450 (31.0) 1536 (33.4) 630 (28.4) 4052 (29.8)
 College Grad 397 (15.6) 1131 (20.6) 1764 (35.2) 1264 (52.2) 4556 (30.6)
Vaginal
 No 212 (14.5) 223 (5.4) 195 (4.0) 155 (6.0) 785 (6.2)
 Yes 1847 (82.8) 4480 (94.0) 4504 (95.6) 2173 (93.9) 13004 (93.0)
 Don’t Know 25 (2.7) 18 (0.6) 9 (0.4) − (0.1) 56 (0.8)
Oral
 No 359 (22.4) 308 (6.1) 164 (3.3) 102 (3.4) 933 (6.8)
 Yes 1663 (74.3) 4342 (92.4) 4517 (96.0) 2223 (96.4) 12745 (91.8)
 Don’t Know 62 (4.3) 71 (1.5) 27 (0.7) 7 (0.1) 167 (1.4)
Anal
 No 1382 (65.2) 2671 (56.3) 2494 (51.8) 1250 (51.7) 7797 (55.1)
 Yes 653 (30.9) 1990 (42.3) 2186 (47.4) 1072 (48.1) 5901 (43.6)
 Don’t Know 49 (3.9) 60 (1.4) 28 (0.8) 10 (0.2) 147 (1.3)

Notes. All n are unweighted counts.

− indicates cell size <5

Percentages are weighted and reflect column percentages within cognitive ability groups and may not sum to 100 due to rounding.