From: Evaluation of mental stress by physiological indices derived from finger plethysmography
 | Lyapunov exponent (AU) | Finger pulse wave amplitude (AU) |
---|---|---|
Pre-task | 3.34 ± 0.75 | 210 ± 109 |
CWT-1 | 3.83 ± 1.36 | 93 ± 89 |
CWT-2 | 3.63 ± 1.31 | 103 ± 91 |
CWT-3 | 3.66 ± 1.36 | 109 ± 89 |
Post-task | 3.61 ± 1.05 | 174 ± 87 |