Table 1 Subject characteristics at baseline
|  | SHPF group (n = 22) | VHPF group (n = 22) |
|---|---|---|
Sex, male, n (%) | 13 (59.1%) | 9 (40.9%) |
Age, yr, mean (SD) | 60.8 (15.2) | 63.9 (13.3) |
Body weight, kg, mean (SD) | 91.2 (20.7) | 84.9 (18.3) |
BMI, kg/m2, mean (SD) | 30.7 (8.4) | 30.3 (4.1) |
Admission diagnosis, n (%) | ||
 Medical | 9 (40.9%) | 8 (36.4%) |
 Surgical | 10 (45.5%) | 11 (50.0%) |
 Surgical nontraumaa | 4 (18.2%) | 4 (18.2%) |
 Surgical trauma | 6 (27.3%) | 7 (31.8%) |
 Trauma | 9 (40.9%) | 10 (45.5%) |
 Trauma nonsurgical | 3 (13.6%) | 3 (13.6%) |
SOFA score, median [IQR] | 9 [7–11] | 10 [9–11] |
APACHE II score, median [IQR] | 24 [18–27] | 25 [21–28] |
Predicted mortality, %, mean (SD) | 48.4 (18.7) | 52. 6 (17.7) |
Adjusted predicted mortality, %, mean (SD) | 38.7 (19.8) | 42.7 (20.3) |