Table 4.
GAMM results of SDNN, CO2 condition and maneuver difficulty on passing a maneuver, controlling for examiner and flight profile number and treating pilot ID as a random effect.
| Variable | Estimate | Odds Ratio (95% CI) | p-Value |
|---|---|---|---|
| Intercept | 2.02 | -- | 0.004 |
| SDNN | 0.014 | 1.37 (0.93, 2.02) 1 | 0.111 |
| High CO2 | 1.00 (Reference) | ||
| Medium CO2 | 0.50 | 1.65 (1.06, 2.59) | 0.028 |
| Low CO2 | 0.63 | 1.87 (1.17, 3.01) | 0.009 |
| Difficulty A | 1.00 (Reference) | ||
| Difficulty B | −0.46 | 0.63 (0.17, 2.27) | 0.478 |
| Difficulty C | −1.43 | 0.24 (0.07, 0.79) | 0.020 |
1 Odds ratio for an IQR increase in SDNN (21.97 ms).