TABLE 1.
Demographic and Clinical Variables for Students in Pre–Sports Participation Physicals (N = 7705)a
| Age, y, mean ± SD | 15.5 ± 1.17 |
|---|---|
| Age, y, n (%) | |
| 14 | 2109 (27.4) |
| 15 | 1993 (25.9) |
| 16 | 1976 (25.6) |
| 17 | 1297 (16.8) |
| 18 | 330 (4.3) |
| Sex, male/female, % | 69.4/30.6 |
| Ethnicity, n (%) | |
| Black | 5119 (66.4) |
| White | 2257 (31.9) |
| Hispanic | 90 (1.2) |
| Asian | 39 (0.5) |
| Anthropometric measures | |
| Height, cm, mean ± SD | 171.7 ± 11.1 |
| Weight, kg, mean ± SD | 74.4 ± 19.9 |
| BMI, kg/m2, mean ± SD | 24.9 ± 6.0 |
| Normal, % | 56.2 |
| Overweight, % | 20.3 |
| Obese, % | 23.5 |
| Hemodynamic measures | |
| Systolic BP, mm Hg, mean ± SD | 122.7 ± 13.1 |
| Diastolic BP, mm Hg, mean ± SD | 69.6 ± 9.4 |
| <90th percentile, % | 66.5 |
| 90th-94th percentile, % | 12.2 |
| ≥95th percentile, % | 21.2 |
| Physical examination by sport, n (%)b | |
| Football | 3585 (46.5) |
| Basketball | 2191 (28.4) |
| Track and field | 1057 (13.7) |
| Baseball | 727 (9.4) |
| Soccer | 627 (8.1) |
| Softball | 360 (4.7) |
| Cheerleading | 356 (4.6) |
| Cross country | 205 (2.7) |
| Tennis | 190 (2.5) |
| Volleyball | 80 (1.0) |
| Golf | 58 (0.8) |
| Swimming | 26 (0.3) |
| Lacrosse | 2 (<0.1) |
| Wrestling | 1 (<0.1) |
| None | 913 (11.8) |
aBMI, body mass index; BP, blood pressure.
bPercentages total to greater than 100% due to multisport athletes.