Table 2 Correlation coefficients between testicular kisspeptin and AR expression and fertility markers
| Tissue T level | Tissue spermatid count | Leydig cell number | Seminiferous tubule diameter | Sperm vitality | |
|---|---|---|---|---|---|
| AR/β-actin | 0.565 (P = 0.002) | 0.931 (P < 0.001) | 0.703 (P < 0.001) | 0.875 (P < 0.001) | 0.582 (P < 0.001) |
| kisspeptin/β-actin | 0.591 (P = 0.001) | 0.927 (P < 0.001) | 0.608 (P < 0.001) | 0.837 (P < 0.001) | 0.587 (P < 0.001) |