Table 1 Demographics and baseline characteristics
Characteristic | Pre-ERP (n = 246) | ERP (n = 140) | ERP + GDHT (n = 237) | P value |
|---|---|---|---|---|
Age | 58 (42, 67) | 53 (39, 66) | 56 (38, 66) | 0.50 |
Female [N (%)] | 132 (53.7%) | 72 (51.4%) | 105 (44.5%) | 0.072 |
BMI | 26 (23, 30) | 27 (24, 31) | 27 (23, 32) | 0.43 |
ASA physical status class [N, (%)] | 0.64 | |||
I/II | 110 (44.7%) | 67 (47.9%) | 101 (42.8%) | |
III/IV | 136 (55.3%) | 73 (52.1%) | 136 (57.2%) | |
Case mix index | 1.75 (1.64, 2.57) | 2.55 (1.66, 2.56) | 2.55 (1.56, 2.55) | 0.17 |
Functional health statusa [N, (%)] | 0.22 | |||
Independent | 243 (98.8%) | 139 (99.3%) | 234 (98.6%) | |
Partially dependent | 3 (1.2%) | 0 (0%) | 3 (1.4%) | |
Totally dependent | 0 (0%) | 1 (0.7%) | 0 (0%) | |
Pre-existing conditions [N, (%)] | ||||
Diabetes | 21 (8.5%) | 12 (8.6%) | 21 (8.9%) | 0.98 |
Current smoker within 1 year | 46 (18.7%) | 27 (19.3%) | 33 (14.0%) | 0.27 |
Severe COPD | 11 (4.5%) | 2 (1.4%) | 6 (2.5%) | 0.23 |
Dialysis | 0 (0%) | 2 (1.4%) | 2 (0.8%) | 0.12 |
Disseminated cancer | 7 (2.8%) | 5 (3.6%) | 3 (1.3%) | 0.35 |
Open wounds | 4 (1.6%) | 3 (2.1%) | 1 (0.4%) | 0.35 |
On steroid/immunosuppressant | 76 (30.9%) | 51 (36.4%) | 83 (35.2%) | 0.48 |
> 10% weight loss in 6 months | 14 (5.7%) | 10 (7.1%) | 15 (6.4%) | 0.86 |
Transfusion 72 h prior to surgery | 0 (0%) | 0 (0%) | 2 (0.8%) | 0.19 |