Table 1 Patient background and outcome data
Group A | Group B | p value | |
|---|---|---|---|
(< 74 years) (N = 118) | (≥ 75 years) (N = 102) | ||
Age, years | 65 [55, 69] | 80 [77, 84] | < 0.0001* |
Gender (female), N (%) | 42 (36) | 41 (40) | 0.48 |
Height, cm | 162 ± 9 | 156 ± 9 | < 0.0001* |
Weight, kg | 56 [48, 64] | 51 [46, 57] | 0.0008* |
Body mass index, kg/m2 | 21.4 [18.8, 24.5] | 21.3 [18.8, 23.5] | 0.61 |
Reason of ICU admission | |||
Non-surgical, N (%) | 31 (26) | 42 (41) | 0.02* |
Surgical, N (%) | 87 (74) | 60 (59) | |
Physical status before ICU admission | 0.47 | ||
Good physical status, N (%) | 96 (82) | 79 (77) | |
Poor physical status, N (%) | 22 (18) | 22 (23) | |
Residence before hospitalization (home), N (%) | 115 (97) | 96 (94) | 0.21 |
Comorbidity at hospitalization | |||
Hypertension, N (%) | 56 (47) | 62 (61) | 0.048* |
Diabetes mellitus, N (%) | 37 (31) | 23 (23) | 0.14 |
Heart disease, N (%) | 30 (25) | 52 (51) | < 0.0001* |
Cerebral stroke, N (%) | 20 (17) | 31 (30) | 0.02* |
Cancer, N (%) | 53 (45) | 24 (24) | 0.009* |
Acute kidney injury, N (%) | 24 (20) | 29 (28) | 0.16 |
APACHE II | 18 [13, 25] | 23 [17, 33] | < 0.0001* |
SOFA | 6 ± 3 | 6 ± 3 | 0.20 |
Use of catecholamine on ICU admission day, N (%) | 83 (70) | 68 (67) | 0.56 |
Use of renal replacement therapy, N (%) | 24 (20) | 22 (22) | 0.82 |
Duration of ventilation days | 3 [2, 5] | 4 [2, 8] | 0.03* |
Length of ICU stay days | 5 [4, 9] | 7 [4, 10] | 0.09 |
Length of hospital stay days | 36 [23, 55] | 39 [24, 58] | 0.24 |
Hospital mortality, N (%) | 23 (19) | 26 (25) | 0.29 |
Non-surgical, N (%) | 16 (52) | 18 (43) | 0.46 |
Surgical, N (%) | 7 (8) | 8 (13) | 0.30 |
Good physical status at hospital discharge, N (%) | 86 (91) | 56 (74) | 0.004* |
Discharge to home, N (%) | 68 (72) | 28 (37) | < 0.0001* |