Table 1 Baseline characteristics and operative variables
Variable | CABG (n = 20) | OPCAB (n = 20) | p valuea |
|---|---|---|---|
Baseline characteristics | |||
Age [years] | 0.857 | ||
Mean | 64 | 63 | |
SD | 9 | 11 | |
Length [cm] | 0.487 | ||
Mean | 174 | 172 | |
SD | 6 | 8 | |
Weight [kg] | 0.536 | ||
Mean | 81 | 79 | |
SD | 11 | 12 | |
Gender [No.] | 0.168 | ||
men | 16 (80%) | 12 (60%) | |
Coexisting illness [No.] | |||
Diabetes | 5 | 0 | 0.047 |
Pulmonary disease | 3 | 1 | 0.605 |
Postoperative variables | |||
Operation time [min] | < 0.001 | ||
Mean | 205 | 126 | |
SD | 31 | 49 | |
Cross clamb time [min] | |||
Mean | 51 | - | |
SD | 16 | - | |
CPB time [min] | |||
Mean | 81 | - | |
SD | 22 | - | |
Creatinine clearance [μmol/L] | 0.668 | ||
Mean | 76.3 | 79.2 | |
SD | 14.6 | 25.3 | |
Ventilation time [h] | 0.001 | ||
Mean | 13.7 | 5.1 | |
SD | 7.5 | 7.1 | |
PaO2/FiO2 [mmHg] | 0.064 | ||
Median | 189 | 238 | |
IQR | 163 - 264 | 214 - 272 | |
Aa-O2 gradient [mmHg] | 0.015 | ||
Median | 159 | 137 | |
IQR | 137 - 172 | 116 - 153 |