Table 3.
The optimal cut points obtained by receiver operating characteristic (ROC) curve.
| Biomarker | AUC (95% CI) | Cut point | Sensitivity | Specificity | Normal range |
|---|---|---|---|---|---|
| Lymphocyte count (cells/nL) a | 0.671 (0.587,0.754) | 1.29 | 0.76 | 0.56 | 1.0–4.8 |
| Total T cell count (cells/mm3) | 0.671 (0.542,0.800) | 711 | 0.55 | 0.77 | |
| CD4+ count (cells/mm3) | 0.676 (0.539,0.813) | 409 | 0.60 | 0.78 | 500–1200 |
| CD8+ count (cells/mm3) | 0.626 (0.496,0.755) | 362 | 0.75 | 0.51 | 200–800 |
| T cell (%) | 0.689 (0.574,0.804) | 68.4 | 0.85 | 0.52 | 65–79 |
| CD4+ (%) | 0.640 (0.501,0.779) | 34.7 | 0.65 | 0.66 | 34–52 |
| CD8+ (%) | 0.580 (0.450,0.711) | 20.2 | 0.55 | 0.70 | 21–39 |