Table 4.
Multivariate analysis of 9G profile training tolerance performed with logistic regression.
| Variables | Qualified (N = 428) | Disqualified (N = 102) | Adjusted OR (95% CI) | P value |
|---|---|---|---|---|
| Age (year) | 25.35 ± 0.97 | 26.40 ± 1.74 | 1.99 (1.61–2.46) | < 0.001 |
| BMI (kg/m2); n (%) | ||||
| ≥ 21 | 375 (87.62%) | 78 (76.48%) | Ref | |
| < 21 | 53 (12.38%) | 24 (23.52%) | 2.02 (1.12–3.64) | 0.020 |
| AGSM effectiveness (G); N (%) | ||||
| ≥ 2.5 | 303 (70.79%) | 52 (50.98%) | Ref | |
| < 2.5 | 125 (29.21%) | 50 (49.02%) | 2.14 (1.33–3.45) | 0.002 |
| HR increase ratio✽; N (%) | ||||
| ≥ 20% | 175 (40.89%) | 28 (27.45%) | Ref | |
| < 20% | 253 (59.11%) | 74 (72.55%) | 1.83 (1.09–3.07) | 0.023 |
N number, BMI body mass index, AGSM anti-G straining manoeuvre, HR heart rate, OR odds ratio, CI confidence interval.
*Maximal HR during the initial 1–5 s of the 9G profile divided by HR before the 9G profile.