Table 1.
Datasets statistics.
| Dataset | ||||||
|---|---|---|---|---|---|---|
| Statistic | Overall | Train | Validation | Test | Pneumonia | UTI |
| Number of stays | 22,845 | 15,991 | 3,427 | 3,427 | 2,473 | 923 |
| Mortality rate | 18.60 | 18.47 | 18.30 | 19.52 | 24.02 | 18.96 |
| Mean LOS | 5.63 | 5.62 | 5.74 | 5.55 | 9.05 | 5.50 |
| LOS standard deviation | 4.23 | 4.24 | 4.31 | 4.15 | 5.19 | 4.32 |
| Mean length of treatment | 4.38 | 4.38 | 4.48 | 4.30 | 6.95 | 4.77 |
| Length of treatment standard deviation | 3.32 | 3.32 | 3.48 | 3.18 | 4.28 | 3.55 |
| Spearman’s correlation between LOS and treatment length | 0.72 | 0.72 | 0.72 | 0.73 | 0.73 | 0.74 |
| Percentage of patients that stopped treatment during their ICU stay | 41.56 | 41.64 | 41.17 | 41.55 | 31.95 | 26.54 |
LOS, length of stay; ICU, intensive care unit; UTI, urinary tract infection.