Table 1.
Demographic and clinical characteristics of study and reference cohorts
| Characteristic | CRRT Cohort (n=20) | Reference Cohort (n=10) |
|---|---|---|
| Age (yr) | 58±13.4 | 72±11.3 |
| Men (%) | 75 | 60 |
| White patients (%) | 90 | 100 |
| BMI (kg/m2) | 29.2±8.7 | 26±2.7 |
| Median duration of ICU stay (range) (d) | 9 (5–30) | 3 (1–10) |
| Mortality (%) | 50 | 0 |
| Enrollment creatinine (mg/dl) | 4.7±1.9 | 1.2±0.2 |
| Enrollment serum phosphate (mg/dl) | 5.7±1.2 | 3.1±0.4a |
| Enrollment serum calcium (mg/dl) | 7.9±0.7 | 8±0.5 |
| Enrollment P50 (mmHg) | 29.7±4.4 | 27.5±1.9 |
| Enrollment 2,3-DPG (µmol/gm Hgb) | 13.4±3.4 | 11.6±1.9 |
| Day 2 2,3-DPG (µmol/g Hgb) | 11±3.1 | 11.8±2 |
Values for continuous variables given as mean±SD or median (range), as appropriate. BMI, body mass index; ICU, intensive care unit; P50, oxygen partial pressure required for 50% hemoglobin saturation; 2,3-DPG, 2,3-diphosphoglycerate; Hgb, hemoglobin; CRRT, continous RRT.
a
Missing data (n=6).