| Variable | N | % |
| Sex |
|
|
| Female | 246 | 68.3 |
| Male | 114 | 31.7 |
| Age (years) |
|
|
| 18 - 25 | 298 | 82.8 |
| 26 - 32 | 44 | 12.2 |
| 33 - 40 | 13 | 3.6 |
| 41 - 48 | 5 | 1.4 |
| 49 - 56 | - | - |
| >56 | - | - |
| Location where coffee was consumed |
|
|
| Home | 326 | 90.6 |
| University | 122 | 33.9 |
| Other | 64 | 17.8 |