Table 1.
Features of labs and vitals for 24-hour and random index time.
| Feature | Labs |
Vitals |
|||
|---|---|---|---|---|---|
| 24-hr | random | 24-hr | random | ||
| Missing indicator | Y | Y | N | N | |
| Trend | 1) Originally recorded values | Y | Y | Y | Y |
| 2) Number of values recorded per calendar day | N* | Y | N | N | |
| 3) Variance of values recorded per calendar day | N* | Y | N | N | |
| 4) (Lower/Upper) abnormal values | Y | Y | Y | Y | |
| Clustering | LGMM | Y | Y | Y | N |
| DTW + Hierarchical clustering | N | N | N | Y | |
‘Y’ if the feature was calculated, ‘N’ if not.
*
Except SOFA score and variables used for defining SOFA score.