Table 2 Patient characteristics, comorbidities, and procedure-related variables
All | Group I | Group II | p-value | |
|---|---|---|---|---|
n = 615 | n = 283 | n = 332 | ||
Sex | 0,85 | |||
• Men; n (%) | 464 (75,4) | 215 (75,9) | 249 (75) | |
• Female; n (%) | 151 (24,6) | 68 (24,1) | 83 (25) | |
Age (years) | 68,7 ± 9,8 | 69,2 ± 9,7 | 68,3 ± 9,9 | 0,27 |
BMI (kg/m2) | 28,3 ± 4,2 | 28,3 ± 4,0 | 28,3 ± 4,4 | 0,80 |
Diabetes mellitus; n (%) | 181 (29,4) | 88 (31) | 93 (28) | 0,89 |
COPD; n (%) | 82 (13,3) | 34 (12) | 48 (14,4) | 0,22 |
PAOD; n (%) | 61 (9,9) | 23 (8,1) | 38 (11,4) | 0,18 |
Creatinine (mg/dL) | 1,0 ± 0,3 | 1,0 ± 0,2 | 1,0 ± 0,3 | 0,44 |
Dialyse; n (%) | 13 (2,1) | 7 (2,4) | 6 (1,8) | 0,59 |
EF < 30%; n (%) | 53 (8,6) | 23 (8,1) | 30 (9,0) | 0,93 |
Resucitation | 0,60 | |||
• No; n (%) | 592 (96,2) | 275 (97,1) | 317 (95,4) | |
• <48 h | 13 (2,1) | 4 (1,4) | 9 (2,7) | |
• <21 days | 9 (1,4) | 4 (1,4) | 5 (1,5) | |
• >21 days | 1 (0,1) | 0 (0) | 0 (0) | |
PMV; n (%) | 10 (1,6) | 5 (1,7) | 5 (1,5) | 1,00 |
IABP preoperative; n (%) | 111 (18) | 46 (16,2) | 65 (19,5) | 0,30 |
State of operation; n (%) | 0,79 | |||
• Elective | 416 (67,6) | 197 (69,6) | 219 (65,9) | |
• Urgent | 138 (22,4) | 59 (20,8) | 79 (23,7) | |
• Emergency | 53 (8,6) | 23 (8,1) | 30 (9,0) | |
• Resuscitation | 8 (1,3) | 4 (1,4) | 4 (1,2) | |
Type of procedure; n (%) | 0,30 | |||
• isolated CABG | 550 (89,4) | 249 (87,9) | 301 (90,6) | |
• CABG ± valve surgery | 65 (10,6) | 34 (12,1) | 31 (9,4) | |
Procedure related variables | ||||
• Operating time (min) | 218 ± 55 | 219 ± 58 | 218 ± 53 | 0,88 |
• Bypass time (min) | 95 ± 32 | 97 ± 34 | 94 ± 30 | 0,49 |
• Clamping time (min) | 69 ± 25 | 70 ± 26 | 68 ± 24 | 0,38 |
OPCAB; n (%) | 36 (5,8) | 18 (6,3) | 18 (5,4) | 0,41 |
ICU duration (days) | 2,9 ± 2,6 | 2,9 ± 2,5 | 3,0 ± 2,6 | 0,66 |
Mobilisation; n (%) | 0,44 | |||
1. pod | 116 (18,8) | 51 (18,0) | 65 (19,5) | |
2. pod | 255 (41,4) | 130 (45,9) | 125 (37,6) | |
3. pod | 178 (28,9) | 79 (27,9) | 99 (29,8) | |
Not mobilized | 30 (10,9) | 13 (8,2) | 17 (12,9) | |
Transfusion of RBC (n) | 1,5 ± 3,3 | 1,5 ± 3,1 | 1,5 ± 3,6 | 0,87 |
Resuscitation; n (%) | 21 (3,4) | 10 (3,5) | 11 (3,3) | 1,00 |
Reintubation; n (%) | 32 (5,2) | 16 (5,6) | 16 (4,8) | 0,70 |
• Tracheotomy | 5 (0,8) | 2 (0,7) | 3 (0,9) | |
TPS; n (%) | 26 (4,2) | 13 (4,5) | 13 (3,9) | 0,92 |
Revision; n (%) | 38 (6,1) | 21 (7,4) | 17 (5,1) | 0,18 |
Periop. MI; n (%) | 5 (0,8) | 1 (0,3) | 4 (1,2) | 0,38 |