Table 1 Baseline characteristics. Differences were determined using independent samples T-test or chi-square test as applicable. Data are presented as mean (SD) or number (%) unless specified otherwise. ASA: American Society of Anesthesiologists
Spinal anesthesia (n = 9) | General anesthesia (n = 18) | P-value | ||
|---|---|---|---|---|
Patient characteristics | Age | 61.7 (18.9) | 60.4 (16.9) | 0.87 |
Male sex | 5 (55.6) | 8 (44.4) | 0.59 | |
Body mass index (BMI) | 27.5 (6.1) | 29.1 (6.9) | 0.57 | |
ASA classification I II III | 3 (33.3%) 2 (22.2%) 4 (44.4%) | 0 (0%) 14 (77.8%) 4 (22.2%) | 0.006 | |
History of smoking | 5 (55.5%) | 9 (50.0%) | 0.62 | |
Side of hip replacement, L/R | 4 / 5 | 11 / 7 | 0.41 | |
Comorbidities | Cardiovascular disease | 5 (55.6%) | 10 (55.6%) | 1.00 |
Pulmonary disease | 6 (66.7%) | 14 (77.8%) | 0.54 | |
Renal insufficiency | 0 (0%) | 1 (5.6%) | 0.47 | |
Neurological disease | 3 (33.3%) | 2 (11.1%) | 0.24 | |
Liver insufficiency* | 1 (11.1%) | 0 (0%) | 0.15 |