Table 3.
Estimates of Sleep Parameters Obtained with Different Classification Thresholds via Personalized RF and XGB Sleep-Wake States Predictors, Averaged Over All Participants Across All Studies Combined. In Each Column, the Boldface Number Indicates the Estimated Sleep Parameter Closest to That of PSG
| Threshold | TST | SOL | WASO | SE | NA | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| RF | XGB | RF | XGB | RF | XGB | RF | XGB | RF | XGB | |
| 0.1 | 295.11 | 294.80 | 18.59 | 25.61 | 213.43 | 203.33 | 54.53 | 54.43 | 42.91 | 35.48 |
| 0.2 | 382.85 | 398.89 | 14.31 | 12.06 | 132.50 | 119.89 | 70.77 | 73.71 | 41.02 | 37.07 |
| 0.3 | 415.00 | 430.91 | 11.37 | 10.43 | 105.72 | 91.20 | 76.67 | 79.66 | 36.96 | 33.17 |
| 0.4 | 438.93 | 452.31 | 10.44 | 9.78 | 84.22 | 71.07 | 81.11 | 83.60 | 31.17 | 28.06 |
| 0.5 | 457.67 | 467.91 | 10.00 | 9.00 | 66.83 | 57.26 | 84.57 | 86.49 | 25.59 | 22.72 |
Abbreviations: RF, random forest; XGB, extreme gradient boosting; TST, total sleep time; SOL, sleep onset latency; WASO, wake after sleep onset; SE, sleep efficiency; NA, number of awakenings.