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. 2012 Aug 3;7(8):e40256. doi: 10.1371/journal.pone.0040256

Table 1. Distribution of Sexual Orientation Identities, Ages, and Ethnicities.

Men (Nā€Š=ā€Š165)
Variable Sexual Orientation Identity
Exclusively Straight Mostly Straight Bisexual Leaning Straight Bisexual Bisexual Leaning Gay Mostly Gay Exclusively Gay
Number 31 24 15 10 21 33 31
Average Age (SD) 20.83 (2.79) 23.58 (7.00) 25.67 (7.51) 28.67 (12.09) 25.50 (6.96) 22.76 (5.65) 24.00 (7.16)
Percentage Caucasian 65 63 67 67 59 64 77
Women (Nā€Š=ā€Š160)
Variable Sexual Orientation Identity
Exclusively Straight Mostly Straight Bisexual Leaning Straight Bisexual Bisexual Leaning Lesbian Mostly Lesbian Exclusively Lesbian
Number 34 27 11 17 16 32 23
Average Age (SD) 21.88 (6.73) 21.67 (4.29) 22.36 (4.25) 24.41 (6.92) 20.81 (2.07) 26.31 (9.46) 24.87 (5.17)
Percentage Caucasian1 47 63 55 76 69 84 91

Note. 1Caucasian was the most common ethnicity in men (65%) and women (69%). The second most common group indicated mixed ethnicities in men (11%) and women (9%), and the remainder identified as Asian, African-American, Hispanic, and Native-American.