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. Author manuscript; available in PMC: 2020 Sep 1.
Published in final edited form as: Prev Med. 2019 Jul 30;126:105787. doi: 10.1016/j.ypmed.2019.105787

Table 1:

Sociodemographic characteristics and outcome variables in relation to sexual orientation in a cohort of U.S. women and men aged 20 to 54 (N=17,675)

Women
% (N), unless noted Total (N=15,572) Completely heterosexual with no same-sex partners(N=12,159) Completely heterosexual with same-sex partners(N=472) Pa Mostly heterosexual(N=2,215) Pa Bisexual(N=377) Pa Lesbian(N=349) Pa
Age (range: 22 to 54), mean (SD)b 35.2 (7.6) 35.6 (7.7) 35.0 (6.4) 0.0366 33.1 (6.5) <.0001 32.9 (7.3) <.0001 35.9 (8.0) 0.50
Race/ethnicityc
 Non-Hispanic White 91.9 (14168) 92.2(11092) 90.8 (423) 0.28 91.4 (2001) 0.24 91.7 (342) 0.75 89.3 (310) 0.06
Geographic regionc
 Northeast 28.0 (4235) 27.1 (3199) 26.6 (122) <.0001 31.6 (689) <.0001 31.2 (116) <.0001 32.0 (109) 0.0008
 Midwest 30.4 (4595) 32.1 (3779) 21.8 (100) 25.5 (556) 22.0 (82) 22.9 (78)
 West 20.5 (3100) 19.0 (2240) 27.2 (125) 25.1 (546) 28.5 (106) 24.3 (83)
 South 21.2 (3209) 21.8 (2569) 24.4 (112) 17.8 (389) 18.3 (68) 20.8 (71)
Cohortd
 GUTS 38.1 (5936) 34.1 (4150) 48.3 (228) <.0001 54.5 (1206) <.0001 57.0 (215) <.0001 39.3 (137) 0.0468
 NHS3 61.9 (9636) 65.9 (8009) 51.7 (244) 45.6 (1009) 43.0 (162) 60.7 (212)
HCP knows sexual orientationc 87.7(13653) 90.2 (10964) 89.6 (423) 0.69 80.3 (1779) <.0001 50.9 (192) <.0001 84.5 (295) 0.0005
HCP encouraged care with:
 HPV vaccinationc 43.8 (6560) 41.4 (4843) 46.4 (211) 0.0344 55.9 (1185) <.0001 55.0 (197) <.0001 37.2 (124) 0.13
 STI testc 51.1 (7637) 47.0 (5488) 64.8 (295) <.0001 68.4 (1458) <.0001 66.0 (233) <.0001 49.2 (163) 0.42
 Pelvic exams/Pap tests c 94.3 (14600) 94.2 (11380) 95.1 (447) 0.39 96.0 (2116) 0.0005 94.1 (351) 0.96 88.7 (306) <.0001
Men
Total (N=2,103) Completely heterosexual with no same-sex partners(N=1,636) Completely heterosexual with same-sex partners(N=50) Pa Mostly heterosexual(N=232) Pa Bisexual(N=23) Pa Gay(N=162) Pa
Age (range: 20 to 35), mean (SD)b 29.0 (3.5) 29.0 (3.5) 30.6 (2.8) 0.0002 28.7 (3.7) 0.33 28.8 (3.6) 0.84 29.1 (3.4) 0.73
Race/ethnicityc
 Non-Hispanic White 93.2 (1945) 93.9(1526) 94.0 (47) 0.97 93.5 (214) 0.81 82.6 (19) 0.0276 87.4 (139) 0.002
Geographic regionc
 Northeast 32.8 (687) 33.3 (543) 30.0 (15) 0.52 29.4 (68) 0.0189 26.1 (6) 0.66 34.2 (55) 0.36
 Midwest 30.5 (640) 31.4 (512) 26.0 (13) 29.0 (67) 26.1 (6) 26.1 (42)
 West 19.8 (414) 18.2 (296) 26.0 (13) 26.8 (62) 26.1 (6) 23.0 (37)
 South 16.9 (355) 17.2 (280) 18.0 (9) 14.7 (34) 21.7 (5) 16.8 (27)
HCP knows sexual orientationc 72.0 (1514) 74.6 (1221) 68.0 (34) 0.29 55.6 (129) <.0001 26.1 (6) <.0001 76.5 (124) 0.59
HCP encouraged care with:
 HPV vaccinationc 21.8 (419) 19.4 (290) 14.9 (7) 0.44 24.0 (52) 0.12 35.0 (7) 0.08 44.7 (63) <.0001
 STI testc 33.5 (689) 29.5 (472) 34.7 (17) 0.43 32.0 (72) 0.44 47.8 (11) 0.06 73.1 (117) <.0001

SD standard deviation, HCP health care provider, ref reference, HPV human papillomavirus, STI sexually transmitted infection

a

Completely heterosexual with no same-sex partners is reference group;

b

Independent t-test used to generate p values;

c

Chi-square tests used to generate p-values;

d

Information on cohort distribution is available for women only since there are no men in NHS3.