|
Relationship between level of a metabolic marker and predicted probability of death |
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| Metabolic marker level (x) |
Number of patients |
Number Number of deaths |
Proportion of deaths |
Predicted probability |
Expected number of deaths |
|
|
|||||
| 0.5 to <1.0 |
182 |
7 |
0.04 |
0.04 |
8.2 |
| 1.0 to <1.5 |
233 |
27 |
0.12 |
0.10 |
24.2 |
| 1.5 to <2.0 |
224 |
44 |
0.20 |
0.23 |
50.6 |
| 2.0 to <2.5 |
236 |
91 |
0.39 |
0.41 |
96.0 |
| 2.5 to <3.0 |
225 |
130 |
0.58 |
0.62 |
140.6 |
| 3.0 to <3.5 |
215 |
168 |
0.78 |
0.80 |
171.7 |
| 3.5 to <4.0 |
221 |
194 |
0.88 |
0.90 |
199.9 |
| 4.0 to <4.5 |
200 |
191 |
0.96 |
0.96 |
191.7 |
| ≥4.5 |
264 |
260 |
0.98 |
0.98 |
259.2 |
Bewick et al. Critical Care 2005 9:112 doi:10.1186/cc3045 |
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