Table 6.

The mean absolute Shapley additive explanations (SHAP) value of the extreme gradient boosting model on the testing set.

Feature	Mean absolute SHAP value (SD)
averageheartrateinbeatsperminute	0.1454 (0.088)
care_phase	0.0600 (0.040)
steps	0.0533 (0.054)
urination	0.0356 (0.032)
appetite	0.0328 (0.025)
consciousness_to_mean	0.0307 (0.023)
steps_to_mean	0.0273 (0.025)
minheartrateinbeatsperminute	0.0269 (0.028)
age	0.0268 (0.034)
averageheartrateinbeatsperminute_to_mean	0.0265 (0.017)
awake_sleep_ratio_to_mean	0.0248 (0.026)
care_phase_to_mean	0.0231 (0.023)
AKPSa	0.0218 (0.016)
sex	0.0217 (0.023)
fatigue_to_mean	0.0193 (0.017)
appetite_to_mean	0.0175 (0.033)
spo2_average	0.0163 (0.018)
awake_sleep_ratio	0.0157 (0.016)
spo2_average_to_mean	0.0143 (0.017)
minheartrateinbeatsperminute_to_mean	0.0140 (0.013)
urination_to_mean	0.0134 (0.021)
consciousness	0.0119 (0.012)
maxheartrateinbeatsperminute	0.0077 (0.010)
maxheartrateinbeatsperminute_to_mean	0.0077 (0.008)

^aAKPS: Australia-modified Karnofsky Performance Status.