Table 2 Comparison of goal and achieved energy and protein intakes between 28-day survivors and nonsurvivors stratified by days of exclusive nutritional support
Nutritional parameters | All patients | Survivors | Nonsurvivors | p value |
|---|---|---|---|---|
Short-term exclusive nutritional support (≤ 6 days) | ||||
 Energy | ||||
  Goal (kcal/kg) | 25.7 (5.8) | 25.5 (5.5) | 25.9 (6.3) | 0.680 |
  Actual intake (kcal/kg) | 12.0 (6.6) | 10.0 (6.0) | 15.0 (6.4) | < 0.001 |
  Actual intake (% goal/kg) | 48.0 (24.9) | 40.0 (22.4) | 59.2 (24.1) | < 0.001 |
 Protein | ||||
  Goal (g/kg) | 1.14 (0.23) | 1.14 (0.20) | 1.15 (0.26) | 0.779 |
  Actual intake (g/kg) | 0.47 (0.29) | 0.39 (0.26) | 0.57 (0.30) | 0.001 |
  Actual intake (% goal/kg) | 41.6 (25.0) | 34.7 (21.6) | 51.4 (26.4) | 0.001 |
Longer-term exclusive nutritional support (≥ 7 days) | ||||
 Energy | ||||
  Goal (kcal/kg) | 25.6 (4.4) | 25.9 (4.4) | 24.8 (4.3) | 0.166 |
  Actual intake (kcal/kg) | 17.5 (5.3) | 17.7 (5.2) | 16.9 (5.7) | 0.389 |
  Actual intake (% goal/kg) | 68.7 (18.2) | 68.8 (17.8) | 68.2 (19.5) | 0.857 |
 Protein | ||||
  Goal (g/kg) | 1.19 (0.22) | 1.20 (0.21) | 1.15 (0.26) | 0.281 |
  Actual intake (g/kg) | 0.77 (0.25) | 0.79 (0.24) | 0.71 (0.28) | 0.125 |
  Actual intake (% goal/kg) | 64.8 (19.1) | 66.1 (18.9) | 61.6 (19.4) | 0.206 |