Table 8.
Model predictor* | Unstandardized coefficients | Standardized coefficient | P | 95% confidence interval for beta | ||
---|---|---|---|---|---|---|
B | Stand error | Beta | Lower bound | Upper bound | ||
Semen volume | 3.74 | 0.59 | - | 0.00 | 2.58 | 4.90 |
Age | −0.03 | 0.01 | −0.19 | 0.02 | −0.06 | −0.00 |
Obesity | −0.47 | 0.29 | −0.14 | 0.10 | −1.04 | 0.09 |
Sedentary lifestyle | −0.20 | 0.23 | −0.07 | 0.39 | −0.65 | 0.26 |
Tobacco smoking | −0.56 | 0.47 | −0.10 | 0.23 | −1.49 | 0.36 |
Alcohol consumption | 0.25 | 0.24 | 0.08 | 0.29 | −0.22 | 0.72 |
Marijuana use | −0.15 | 0.35 | −0.03 | 0.67 | −0.85 | 0.55 |
Varicocele | 0.53 | 0.26 | 0.17 | 0.04 | 0.02 | 1.04 |
ANOVA test, P < 0.05.
Model Predictors: (1) Age ≥ 45 years, (2) Obesity [BMI ≥ 30 kg/m2], (3) Sedentary lifestyle, (4) Current tobacco smoking ≥ 10 year-pack, (5) Daily alcohol consumption ≥ 3 doses according to WHO (10), (6) Marijuana smoker [≥1× per week/1 year], (7) Presence of clinical varicocele.
BMI, body mass index; WHO, World Health Organization. Bold values mean P < 0.05.