Skip to main content
. Author manuscript; available in PMC: 2020 Jul 1.
Published in final edited form as: Arch Sex Behav. 2019 May 23;48(5):1463–1479. doi: 10.1007/s10508-019-1404-y

Table 2:

Sexual Identity and Sexual Behavior Trends among Female Youth

2005 2007 2009 2011 2013 2015 Combined Change 2005–2015a
N % N % N % N % N % N % N % β p
Heterosexual 9326 92.3 12116 90.81 14414 89.66 22661 87.07 31662 86.97 43647 83.53 133826 86.19 −0.7 < .0001
 No sex 4847 47.49 6006 44.82 7529 47.33 11279 46.4 16295 49.96 23740 53.69 69696 50.4 0.38 < .0001
 Same Sex Only 96 1.21 148 1.65 218 1.61 338 1.55 485 1.11 757 1.33 2042 1.134 −0.25 .0443
 Male and Female 123 1.64 208 2.32 240 2.02 521 2.04 759 2.63 1062 2 1 2915 2.21 0.07 .4777
 Different Sex Only 4258 49.66 5754 51.22 6427 49.05 10523 50.01 14123 46.29 108088 42. 88 59173 46.05 −0.38 < .0001
Lesbian 90 0.77 158 1.1 244 1.34 405 1.6 701 1.97 1292 1.93 2890 1.75 0.63 < .0001
 No sex 20 15.37 29 16.67 60 31.62 123 24.57 170 23.18 312 26.74 714 25.24 0.27 .37
 Same Sex Only 33 24.92 71 44.18 104 33.22 152 35.66 292 43.06 660 48.28 1312 43.47 0.88 < .0001
 Male and Female 23 41.93 45 30.3 62 25.78 92 28.48 177 27.32 227 18.37 626 23.55 −0.96 .0001
 Different Sex Only 14 17.78 13 8.84 18 11.38 38 11.29 62 6.44 93 6.61 238 7.74 −0.93 .0116
Bisexual 498 4.64 779 5.72 1285 6.44 2312 7.76 3070 7.78 5543 9.4 13387 8.1 0.57 < .0001
 No sex 126 21.03 157 17.53 326 24.4 530 23.07 745 22.02 1670 32.34 3554 27.29 0.48 .0269
 Same Sex Only 18 3.53 39 7.3 52 3.43 135 4.32 190 5.11 392 6.7 826 5.73 0.56 .0187
 Male and Female 204 50.75 356 47.93 548 44.49 1017 47.55 1389 49.17 2186 38.77 5700 43.43 −0.44 < .0001
 Different Sex Only 130 24.68 227 27.23 359 27.68 530 25.06 746 23.7 1295 22.19 3307 23.56 −0.27 .0334
Not Sure 253 2.29 336 2.38 500 2.56 967 3.58 1334 3.27 2586 5.15 5976 3.97 0.83 < .0001
 No sex 126 46.25 167 46.62 249 48.23 533 49.43 728 50.72 1451 57.64 3254 54.05 0.75 < .0001
 Same Sex Only 5 1.37 4 0.85 18 2.86 28 3.67 60 3.8 118 2.74 233 2.98 0.28 .4019
 Male and Female 38 17.61 67 23.53 95 22.18 150 21.28 238 20.24 437 15.82 1025 18.04 −0.47 .0062
 Different Sex Only 84 34.77 98 28.99 138 26.73 256 25.62 308 25.24 580 23.8 1464 24.93 −0.22 .3976
a

Linear trend based on trend analyses using logistic regression model controlling for grade and race/ethnicity, p <.05