Table 5 Ridge regression coefficients (magnitude > 0.2)
| Feature | Coefficient |
|---|---|
| Max. chloride | 0.6332 |
| Chloride load | 0.4064 |
| Paralysis (C) | 0.3353 |
| Mean airway pressure (I) | 0.2961 |
| Female | 0.2665 |
| Max. sodium | 0.2621 |
| Asian | 0.2609 |
| Age | 0.2210 |
| Max. potassium | − 0.2537 |
| Min. bicarbonate | − 0.2705 |
| Renal failure (C) | − 0.2946 |
| Complicated diabetes (C) | − 0.3409 |
| Non-positive pressure (I) | − 0.4681 |