TABLE 4.
Performance development dependent on potential outcome-related predictors (stress, health sense, training hours, subjective health-related parameters, biochemical markers).
| Health sense (%) | ≥ 95 | ≥90 to <95 | ≥ 85 to <90 | ≥80 to <85 | <80 | |
| Performance Δ (%) | 7.6 ± 10.3 | 4.8 ± 12.7 | 5.5 ± 10.2 | 2.9 ± 8.8 | 2.4 ± 11.2 | =0.040# |
| Stress level (%) | < 20 | 20 to <40 | 40 to <60 | 60 to <80 | ≥80 | |
| Performance Δ (%) | 7.1 ± 9.4 | 7.0 ± 11.0 | 3.3 ± 8.8 | 3.7 ± 11.5 | 1.8 ± 14.8 | =0.045# |
| Hemoglobin (g/dl) | m: ≥15.0 | m: 14.3 to 14.9 | m: ≤14.2 | |||
| f: ≥13.9 | f: 13.3 to 13.8 | f: ≤13.2 | ||||
| Performance Δ (%) | 5.1 ± 10.8 | 4.9 ± 12.8 | 4.2 ± 8.6 | =0.772ns | ||
| hs-CRP (mg/dl) | ≤0.026 | 0.027 to 0.058 | ≥0.059 | |||
| Performance Δ (%) | 6.1 ± 8.8 | 5.3 ± 10.0 | 4.5 ± 11.8 | =0.588ns | ||
| Vitamin D (ng/ml) | > 20 | ≤20 | ||||
| Performance Δ (%) | 4.9 ± 11.6 | 5.4 ± 23.7 | =0.578ns | |||
| EBV serostatus | Negative | Positive | ||||
| Performance Δ (%) | 5.4 ± 12.1 | 4.3 ± 9.8 | =0.374ns | |||
| Training hours (Th/w) | m: ≤9.0 | m: 9.1 to 12.7 | m: ≥12.8 | |||
| f: ≤12.5 | f: 12.6 to 15.4 | f: ≥15.5 | ||||
| Performance Δ (%) | m: 4.2 ± 9.7 | m: 5.8 ± 10.9 | m: 4.7 ± 12.3 | =0.748ns | ||
| f: 4.8 ± 10.6 | f: 6.2 ± 10.9 | f: 1.2 ± 10.4 | =0.092ns | |||
m, male; f, female; Th/w, training hours per week; Δ = delta Paerob V1 vs. Paerob V2. Data are shown as mean ± SD and percentage values. #p < 0.05, nsp ≥ 0.05 (non-significant).