Table 1 Individual-level Characteristics (n = 15,052)
Variable | Total Sample | Meeting HFZ Standards for Aerobic Capacity | OR (95% CI) |
|---|---|---|---|
Gender (n, %) | |||
 Boy (ref) | 7827 (52.0%) | 6128 (78.3%) | 1.00 |
 Girl | 7225 (48.0%) | 4826 (66.8%) | 0.49 (0.45–0.53)** |
Age in years (m, sd) | 10.7 (1.2) | 10.7 (1.1) | 0.75 (0.71–0.79)** |
Grade (n, %) | |||
 3–5 (ref) | 10,810 (71.8%) | 7967 (73.7%) | 1.00 |
 6–9 | 4242 (28.2%) | 2987 (70.4%) | 0.75 (0.64–0.86)** |
Aerobic Capacity Test | |||
 20 Meter Pacer | 11,500 (76.4%) | 8503 (73.9%) | 1.00 |
 15 Meter Pacer | 1542 (10.2%) | 771 (50.0%) | 0.23 (0.12–0.42)** |
 One-Mile-Run | 2010 (13.3%) | 1680 (83.5%) | 1.96 (1.16–3.33)* |