Table 4.
Comparison of T Subsets Among Different Etiologies in the ONFH Group
| Idiopathic | GC-Induced | Traumatic | Alcoholic | P-value | |
|---|---|---|---|---|---|
| N = 25 | N = 21 | N = 14 | N = 49 | ||
| Female (%) | 4(16%) | 10(47.6%) | 9(64.3%) | 0(0%) | N/A |
| Age (years) | 53(47–57) | 40(30–51.75) | 51(41.5–57.5) | 49.5(46–58.5) | P=0.067 |
| BMI | 24.66(21.89–26.22) | 22.35(20.8775–23.815) | 22.23(20.45–25.65) | 23.855(21.5975–25.42) | P=0.140 |
| CD3+ lymphocytes | 72.71±8.18 | 74.82±8.56 | 74.06±6.72 | 74.71±8.29 | P=0.682 |
| CD4+ lymphocytes | 46.70±8.84 | 40.60±9.39 | 45.15±7.75 | 47.37±7.14 | P=0.033* |
| CD8+ lymphocytes | 22.58±7.78 | 30.46±11.24 | 25.23±7.65 | 23.79±7.80 | P=0.025*,† |
| CD4+/CD8+ | 2.42±1.20 | 1.57±0.84 | 2.05±0.99 | 2.42±1.20 | P=0.009*,† |
Notes: Results are shown in mean±SD, and Kruskal Wallis test was used to perform comparisons between groups. GC-induced vs Alcoholic. *p < 0.05; Idiopathic vs GC-induced. †p < 0.05.
Abbreviations: ONFH, osteonecrosis of the femoral head; GC, glucocorticoids; BMI, body mass index.