Table 3.
Descriptive Demographics and Data for Cases and Matched Controls
| Demographics | Cases | Controls | T test P Value |
|---|---|---|---|
| Draft age, y | 19.35 | 19.83 | <.001 |
| Draft round | 6.16 | 2.45 | <.001 |
| BMI | 25.20 | 25.72 | .117 |
| Minor innings pitched | 470.59 | 632.07 | <.001 |
| Innings pitched prior to debut | 288.72 | 350.10 | .007 |
| Debut age, y | 21.77 | 23.12 | <.001 |
| Major innings pitched | 2,912.46 | 757.81 | <.001 |
| Majors ERA | 3.78 | 4.16 | <.001 |
| Majors WHIP | 1.29 | 1.40 | <.001 |
| Warm weather states | 0.13 | 0.16 | .494 |
| Time from debut to first IL, d | 3,063.50 | 1,565.59 | <.001 |
| Age of first IL | 30.72 | 27.50 | <.001 |
| Time from debut to second IL, d | 3,712.10 | 2,202.03 | <.001 |
| Total IL trips | 3.57 | 3.40 | .664 |
BMI, body mass index; ERA, earned run average; IL, injury list; WHIP, walks and hits per inning pitched.