| Equation | Obs | R2 | F-statistics | P-value |
|
| Sperm concentration | 561 | 0.0071 | 0.9900 | 0.4124 | |
|
| Coef. | Std. Err. | t | P-value | 95% CI |
| Age | −0.03 | 0.14 | −0.20 | 0.84 | −0.31, 0.25 |
| BMI | −0.48 | 0.25 | −1.92 | 0.05 | −0.96, 0.10 |
| Semen volume | −0.00 | 0.64 | −0.00 | 1.00 | −1.26, 1.26 |
| Pus cells | −0.46 | 1.09 | −0.42 | 0.67 | −2.60, 1.68 |
| _cons | 47.47 | 9.30 | 5.11 | 0.000 | 29.21, 65.73 |