Table 1.
Patient demographics
| Number of patients (hips) | 84 patients (168 hips) |
| Male: female | 69: 25 |
| Mean age (range) | 34.5 years (16–76) |
| Diagnosis | |
| Ankylosing spondylitis | 55 (66%) |
| Rheumatoid Arthritis (RA) | 12 (14%) |
| Psoriatic arthropathy | 5 (6%) |
| Juvenile inflammatory arthritis | 3 (4%) |
| Systemic lupus erythematosus | 2 (2.5%) |
| Other undifferentiated inflammatory arthritis | 7 (8%) |
| Other comorbidities | |
| Diabetes | 3 (4%) |
| Hypertension | 12(15%) |
| Ischemic heart disease | 2 (2.5%) |
| Asthma | 2 (2.5%) |
| Chronic kidney disease | 2 (2.5%) |
| BMI > 35 | 0 |
| No other comorbidity | 67 (80%) |
| Type of anesthesia | |
| GA | 72 (86%) |
| Spinal/epidural | 12 (14%) |
| ASA grading | |
| ASA 1 | 13 (16%) |
| ASA 2 | 65 (77%) |
| ASA 3 | 6 (7%) |