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 | 1248 | 28.24% | 1193 | 38.01% | 52 | 4.10% |
| 10 or younger | 390 | 8.82% | 272 | 8.67% | 117 | 9.22% |
| 11 | 226 | 5.11% | 93 | 2.96% | 132 | 10.40% |
| 12 | 418 | 9.46% | 153 | 4.87% | 265 | 20.88% |
| 13 | 545 | 12.33% | 230 | 7.33% | 312 | 24.59% |
| 14 | 445 | 10.07% | 231 | 7.36% | 214 | 16.86% |
| 15 | 366 | 8.28% | 258 | 8.22% | 107 | 8.43% |
| 16 | 354 | 8.01% | 300 | 9.56% | 54 | 4.26% |
| 17 | 259 | 5.86% | 250 | 7.96% | 8 | 0.63% |
| 18 | 151 | 3.42% | 144 | 4.59% | 5 | 0.39% |
| 19 | 16 | 0.36% | 15 | 0.48% | 1 | 0.08% |
| 20 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% |
| 21 | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% |
| 22 | 2 | 0.05% | 0 | 0.00% | 2 | 0.16% |
| 23 or older | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% |
| Missing |
3251
(42.38%) |
– |
2326
(42.56%) |
– |
922
(42.08%) |
– |
| Total | 7671 | 100% | 5465 | 100% | 2191 | 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.