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Percentage of Exertional Heat Illness Cases by Preseason Practices
| Days of Practice |
Exertional Heat Illness Occurrences, No. |
% (No.) |
|
| Preseason Period |
Season |
||
| First 5 d of practice | 243 | 47.18 (115) | 43.78 (106) |
| First 10 d of practice | 340 | 66.02 (224) | 61.26 (208) |
| First 15 d of practice | 423 | 82.14 (347) | 76.22 (322) |
| Entire preseason period | 515 | 100.00 (515) | 92.79 (478) |
