Table 5 Intervals and p values for the values of each feature under stressful and non-stressful (reference) conditions—where values higher than the reference interval indicate stress
From: Medically-oriented design for explainable AI for stress prediction from physiological measurements
Feature | Stress interval | Reference interval | p Value |
|---|---|---|---|
\(\mu _{{ChestEDA}}\) | 10.73 ± 7.5 | 3.7 ± 2.95 | 5E–118 |
\({Min}_{{ChestEDA}}\) | 11.12 ± 7.84 | 3.75 ± 3 | 1E–103 |
\(\sigma _{{ChestEDA}}\) | 0.15 ± 0.14 | 0.01 ± 0.01 | 8E–180 |
\(\mu _{{ChestSCL}}\) | − 4.33 ± 4.11 | − 14.88 ± 13.52 | 2E–128 |
\(\mu _{{ChestSCR}}\) | 15.54 ± 15.3 | 12.72 ± 11.82 | 6E–57 |
\(\sigma _{{ChestSCR}}\) | 5.65 ± 5.47 | 0.84 ± 0.73 | 9E–139 |
\({Max}_{{HR}}\) | 105.74 ± 18.24 | 73.42 ± 13.06 | 4E–229 |
\(\mu _{{HR}}\) | 91.57 ± 15.91 | 63.79 ± 11.09 | 7E–229 |
\({Mi}n_{{HR}}\) | 80.45 ± 14.26 | 56.6 ± 11.27 | 5E–215 |
\(\sigma _{{HR}}\) | 9.04 ± 3.72 | 3.37 ± 1.85 | 8E–228 |
\({Max}_{{EMG}}\) | 1E–02 ± 8E–02 | 4E-02 ± 3E–02 | 3E–68 |
\(\mu _{{EMG}}\) | 1E–07 ± 7E–07 | − 1E-07 ± 6E–07 | 4E–91 |
\({RMS}_{{EMG}}\) | 1E–02 ± 5E–03 | 4E-03 ± 9E–04 | 1E–226 |
\(RMS50P_{{EMG}}\) | 1E–02 ± 5E–03 | 4E-03 ± 9E–04 | 3E–226 |
\(RMS90P_{{EMG}}\) | 1E–02 ± 5E–03 | 4E-03 ± 9E–04 | 3E–225 |
\(\sigma _{{EMG}}\) | 1E–02 ± 5E–03 | 4E-03 ± 9E–07 | 2E–226 |
\(\sigma _{{RespRate}}\) | 2.08 ± 1.19 | 0.56 ± 0.42 | 3E–225 |
\({Max}_{{WristEDA}}\) | 5.07 ± 4.05 | 0.55 ± 0.43 | 4E–223 |
\(\mu _{{WristEDA}}\) | 4.36 ± 3.69 | 0.33 ± 0.21 | 2E–232 |
\({Min}_{{WristEDA}}\) | 4.23 ± 3.56 | 0.32 ± 0.21 | 2E–232 |
\(\sigma _{{WristEDA}}\) | 0.17 ± 0.16 | 0.01 ± 0.01 | 4E–212 |
\(\sigma _{{WristTemp}}\) | 0.06 ± 0.04 | 1E–02 ± 4E–03 | 6E–211 |