Table 1.
Baseline patient characteristics.
| Patient Characteristics | No Conversion | Conversion | p-Value |
|---|---|---|---|
| Number | 1153 | 67 | |
| Age (years) | 38 +/− 16 | 52 +/− 17 | <0.001 |
|
Gender Female Male |
566 (49) 587 (51) |
35 (52) 32 (48) |
0.706 |
| BMI * (kg/m2) | 25.3 +/− 5.0 | 27.4 +/− 6.6 | 0.013 |
|
ASA * I II III IV |
676 (64) 346 (33) 42 (4) 0 (0) |
17 (27) 30 (47) 15 (23) 2 (3) |
<0.001 |
|
Smoker * No Former Current |
649 (69) 51 (5) 237 (25) |
36 (66) 3 (6) 16 (29) |
0.861 |
| Diabetes | 41 (4) | 6 (9) | 0.040 |
| Crohn’s disease | 6 (1) | 0 (0) | 1.000 |
| Ulcerative colitis | 5 (0) | 2 (3) | 0.052 |
Data are presented as mean +/− SD or n (%). BMI = body mass index; ASA-score (ASA) = American Society of Anesthesiologists score; bold p-value = significant. * incomplete data: BMI: n = 873; ASA: n = 1128; smoker: n = 992.