Table 1.
Characteristics of the study population.
| Variable | GA (n=66) | CEA (n=66) | SEA (n=66) | P-value |
|---|---|---|---|---|
| Gender (F/M) | 37/29 | 34/32 | 35/31 | 0.868 |
| Age (years) | 68±11 | 67±12 | 66±10 | 0.582 |
| Weight (kg) | 70±11 | 69±9 | 70±11 | 0.815 |
| Height (cm) | 163±8 | 165±9 | 166±9 | 0.132 |
| BMI (kg/m2) | 23.2±3.3 | 23.4±3.9 | 23.0±2.7 | 0.800 |
| ASA physical status | ||||
| ASA I | 11 | 15 | 12 | 0.878 |
| ASA II | 53 | 49 | 51 | |
| ASA III | 2 | 2 | 1 | |
| Preexisting diseases | ||||
| Hypertension | 31 | 33 | 34 | 0.995 |
| Coronary heart disease | 11 | 12 | 10 | |
| Diabetes mellitus | 39 | 42 | 41 | |
| Hyperlipidemia | 32 | 34 | 29 | |
| Cardiopathy | 0 | 2 | 1 | |
| Cerebrovascular disease | 9 | 11 | 6 | |
| Renal failure | 0 | 0 | 0 | |
| Liver failure | 1 | 1 | 1 | |
| Preoperative diagnosis | ||||
| Arthrosis | 43 | 45 | 49 | 0.745 |
| Rheumatoid arthritis | 11 | 4 | 7 | |
| Ankylosing spondylitis | 9 | 10 | 6 | |
| Avascular necrosis | 3 | 7 | 4 | |
| Limitation of the contralateral hip | ||||
| Yes | 42 | 43 | 40 | 0.860 |
| No | 24 | 23 | 26 | |
Data are n or mean ±SD. GA – general anaesthesia; CEA – caudal epidural anaesthesia; SEA – spinal-epidural anaesthesia; F – female; M – male; BMI – body mass index; ASA – American Society of Anesthesiologists.