Table 3.
Association between different albumin dosage strata and 28-day mortality estimated by the MSCM
| Albumin dosage* strata | No. of patients | Hazard ratio | Lower limit of 95% CI | Upper limit of 95% CI | P value |
|---|---|---|---|---|---|
| ≤ 0.5 g/kg | 665 | 0.62 | 0.43 | 0.88 | 0.008 |
| ≤ 1.0 and > 0.5 g/kg | 547 | 0.52 | 0.34 | 0.80 | 0.003 |
| ≤ 1.5 and > 1.0 g/kg | 299 | 0.81 | 0.50 | 1.29 | 0.37 |
| > 1.5 g/kg | 151 | 0.87 | 0.39 | 1.94 | 0.73 |
*The albumin dosage was calculated on a daily basis using the formula: Albumin dosage = [amount A (mL) × concentration A + amount B (mL) × concentration B + …]/weight (kg)
CI = Confidence interval; MSCM = Marginal Structural Cox proportional hazards Model