Table 2.
Clinical characteristics of the patients
| Variable | OA | NOA+ | NOA– | p-value |
|---|---|---|---|---|
| Number | 7 | 19 | 21 | - |
| Age (yr) | 29.0 ± 4.6 | 30.2 ± 1.7 | 33.1 ± 3.5 | - |
| Testicular volume (mL) | 14.1 ± 1.2 | 10.9 ± 4.6 | 9.7 ± 3.1 | < 0.001 |
| LH (mIU/mL) | 5.1 ± 0.4 | 8.9 ± 0.5 | 13.4 ± 1.2 | < 0.001 |
| FSH (mIU/mL) | 8.9 ± 0.4 | 9.2 ± 2.4 | 15.9 ± 1.1 | < 0.001 |
| Testosterone (ng/mL) | 3.6 ± 0.1 | 4.1 ± 0.9 | 5.0 ± 1.3 | NS |
| Transcript expression | 1.33 ± 0.17 | 1.61 ± 0.23 | 1.9 ± 0.42 | < 0.001 |
Values are presented as mean±standard deviation.
OA, obstructive azoospermia; NOA, nonobstructive azoospermia; +, presence of sperm; –, absence of sperm; LH, luteinizing hormone; FSH, follicle-stimulating hormone; NS, not significant.