By Column: Everything | Demographics | Sexual History | Attitudes | Relationships | Dating | Hookups
Alphabetically: Everything | Demographics | Sexual History | Attitudes | Relationships | Dating | Hookups
age.at.first.masturbation (in Sexual History)
| Variable Summary | Undergrad | Freshman | Sophomore | Junior | Senior |
| Sexually active students: | Undergrad | Freshman | Sophomore | Junior | Senior |
| Casual-sexually active students: | Undergrad | Freshman | Sophomore | Junior | Senior |
| students (age_at_first_masturbation) | ||||||
| All Rs | Female | Male | ||||
| I have never masturbated | 450 | 16.70% | 426 | 22.54% | 24 | 3.01% |
| 10 or younger | 295 | 10.95% | 206 | 10.90% | 88 | 11.03% |
| 11 | 153 | 5.68% | 80 | 4.23% | 73 | 9.15% |
| 12 | 295 | 10.95% | 119 | 6.30% | 175 | 21.93% |
| 13 | 294 | 10.91% | 121 | 6.40% | 170 | 21.30% |
| 14 | 275 | 10.20% | 151 | 7.99% | 122 | 15.29% |
| 15 | 247 | 9.17% | 173 | 9.15% | 74 | 9.27% |
| 16 | 217 | 8.05% | 176 | 9.31% | 41 | 5.14% |
| 17 | 130 | 4.82% | 117 | 6.19% | 13 | 1.63% |
| 18 | 137 | 5.08% | 124 | 6.56% | 13 | 1.63% |
| 19 | 124 | 4.60% | 122 | 6.46% | 2 | 0.25% |
| 20 | 70 | 2.60% | 69 | 3.65% | 1 | 0.13% |
| 21 | 6 | 0.22% | 5 | 0.26% | 1 | 0.13% |
| 22 | 1 | 0.04% | 0 | 0.00% | 1 | 0.13% |
| 23 or older | 1 | 0.04% | 1 | 0.05% | 0 | 0.00% |
| Missing |
1173
(30.33%) |
– |
740
(28.14%) |
– |
431
(35.07%) |
– |
| Total | 3868 | 100% | 2630 | 100% | 1229 | 100% |
These tables reflect only undergraduates attending 4-year colleges who are of normative age -- 18, 19, 20, 21, or 22, +/- 1, for freshman, sophomores, juniors, and seniors, respectively.