Table 1. Baseline details of boxers and controls.
| BOXERS | CONTROLS | |
| Number | 30 | 25 |
| Age, years | 22 (17–34) | 22(17–30) |
| Sex: | ||
| Male | 28 | 20 |
| Female | 2 | 5 |
| Education: | ||
| Primary School | 13% | 20% |
| High School | 67% | 64% |
| University | 20% | 16% |
| Career: | ||
| Unemployed | 20% | 16% |
| Student | 33% | 36% |
| Work | 47% | 48% |
| Other sports trained where trauma against head can occur (years). | ||
| 0 | 20% | 28% |
| 1–5 | 60% | 28% |
| 6–10 | 20% | 20% |
| 11–16 | 0% | 24% |
| Concussions (yes) | 17% | 16% |
| Range | 1–2 | 1 |
| Neurological examination | ||
| Normal | 100%1 | 100% |
| 10- question survey2 | ||
| Mean number ± SD | 1.60±1.83 | 1.6±1.71 |
| Alcohol intake | ||
| NO | 40% | 16% |
| <once per week | 50% | 56% |
| Once per week | 3% | 20% |
| >once per week | 7% | 8% |
| Drugs (marijuana, hashish) | 0% | 12% |
1
One of the boxers was born without the smell sense and had been evaluated according this.
2
Neuropsychological intervention with 10 different symptoms of head and neck injury based on a previous study [29]. Worsening of the number of symptoms the last 5–10 years was evaluated.