Table 1.
Demographic Comparison of 791 College Students With and Without an Impulse-Control Disorder (ICD)
| Characteristic | Total Sample (N = 791) | Students With an ICD (n = 82)a | Students Without an ICD (n = 709)b | Statistic | df | P Value |
| Age, mean (± SD), y | 19.96 (1.253) | 19.88 (1.221) | 19.97 (1.257) | Student t test = 0.631 | 788 | .528 |
| Ethnicity, n (%) | Fisher exact test = 12.497 | Not applicable | .017 | |||
| White | 708 (89.5) | 67 (81.7) | 641 (90.4) | |||
| African American | 11 (1.4) | 1 (1.2) | 10 (1.4) | |||
| Hispanic | 14 (1.8) | 4 (4.9) | 10 (1.4) | |||
| Asian American | 43 (5.4) | 6 (7.3) | 37 (5.2) | |||
| Native American | 3 (0.4) | 2 (2.4) | 1 (0.1) | |||
| Other | 11 (1.4) | 1 (1.2) | 10 (1.4) |
a
One student was missing ethnicity data.
b
One student was missing age data.