Table 1.
Demographic and clinical characteristics of PS and BS patients.
| All (N = 133) | BS (N = 65) | PS (N = 68) | P | |
|---|---|---|---|---|
| Age (year) | 49.7 ± 15.3 | 51.5 ± 12.9 | 46.3 ± 18.9 | 0.162 |
| Gender (n%): | 0.301 | |||
| Female | 56 (42.1%) | 23 (35.4%) | 33 (48.5%) | |
| Male | 77 (57.9%) | 42 (64.6%) | 35 (51.5%) | |
| BMI (kg/m2) | 24.1 ± 4.86 | 24.6 ± 5.08 | 23.0 ± 4.27 | 0.108 |
| Pain (n%): | 0.877 | |||
| High | 76 (57.1%) | 38 (58.5%) | 38 (55.9%) | |
| Low | 57 (42.9%) | 27 (41.5%) | 30 (44.1%) | |
| Wasting (n%): | 0.530 | |||
| No | 88 (66.3%) | 45 (69.2%) | 43 (60.6%) | |
| Yes | 45 (33.7%) | 20 (30.8%) | 25 (39.4%) | |
| Affected Limb (n%): | 0.695 | |||
| Left | 35 (26.5%) | 20 (30.8%) | 15 (22.1%) | |
| None | 75 (56.1%) | 34 (52.3%) | 41 (60.3%) | |
| Right | 23 (17.3%) | 11 (16.9%) | 12 (17.6%) | |
| Muscle Strength (n%): | 0.193 | |||
| 3 | 56 (41.8%) | 24 (36.9%) | 32 (51.5%) | |
| 4 | 53 (39.8%) | 30 (46.2%) | 23 (27.3%) | |
| 5 | 24 (18.4%) | 11 (16.9%) | 13 (21.2%) | |
| WBC (×109/L) | 7.39 ± 2.95 | 6.16 ± 1.63 | 9.12 ± 4.10 | <0.001 |
| ESR (mm/H) | 46.0 ± 19.0 | 43.3 ± 17.7 | 57.5 ± 23.9 | 0.004 |
| CRP (mg/L) | 36.4 ± 25.5 | 28.1 ± 27.9 | 58.6 ± 42.9 | 0.001 |
| ALB (g/L) | 37.3 ± 4.97 | 37.5 ± 4.26 | 36.9 ± 6.19 | 0.640 |
| AST (U/L) | 28.5 ± 15.3 | 27.1 ± 14.3 | 31.4 ± 17.0 | 0.211 |
| ALT (U/L) | 32.4 ± 20.3 | 31.2 ± 20.6 | 34.7 ± 19.8 | 0.409 |
| GGT (U/L) | 48.3 ± 25.9 | 48.5 ± 25.4 | 47.7 ± 27.3 | 0.880 |
| ALP (U/L) | 100 ± 25.6 | 101 ± 27.0 | 98.0 ± 22.7 | 0.521 |
PS: Pyogenic spondylitis, BS: Brucella spondylitis, BMI: Body mass index (BMI, kg/m2), WBC: preoperative white blood cell (WBC, ×109/L), ESR: preoperative erythrocyte sedimentation rate (ESR, mm/h), CRP: preoperative C-reactive protein (CRP, mg/L), ALB: pre-operative operative albumin (ALB, g/L), AST: preoperative aspartate aminotransferase (AST, U/L), ALT: preoperative alanine aminotransferase (ALT, U/L), GGT: preoperative gamma-glutamyl transferase (GGT, U/L), Alkaline phosphatase (ALP, U/L).