Table 2.
Reported Measures of Sexual Orientation: Sexual Behavior by Sexual Identity, Massachusetts Youth Risk Behavioral Surveillance System Respondents, 2003–2007
| Sexual identity, n (%)a
|
||||
|---|---|---|---|---|
| Women
|
||||
| Sexual behavior | Lesbian (n = 41) | Bisexual (n = 246) | Heterosexual (n = 4,665) | Not sure (n = 112) |
| Exclusively same sex | 16 (36.6) | 14 (6.4) | 53 (1.1) | 3 (2.2) |
| Both sexes | 19 (47.9) | 124 (51.5) | 94 (2.1) | 22 (21.0) |
| No sexual contact | 5 (13.5) | 45 (16.9) | 2127 (44.3) | 55 (47.2) |
| Exclusively opposite sex | 1 (2.0) | 63 (25.3) | 2391 (52.5) | 32 (29.7) |
| Men
|
||||
|---|---|---|---|---|
| Gay (n = 75) | Bisexual (n = 66) | Heterosexual (n = 4,568) | Not sure (n = 96) | |
| Exclusively same sex | 23 (33.5) | 13 (20.2) | 69 (1.6) | 5 (6.5) |
| Both sexes | 17 (20.4) | 24 (37.3) | 37 (0.9) | 16 (16.9) |
| No sexual contact | 20 (25.1) | 12 (19.2) | 1883 (40.4) | 40 (43.3) |
| Exclusively opposite sex | 15 (21.1) | 17 (23.3) | 2579 (57.2) | 35 (33.4) |
Note: Individuals were excluded from analysis if data was missing on either their sexual behavior or sexual identity.
a
Column percentages are weighted proportions.