Variable | Item | Sperm concentration ≥ 15 × 106/ml | Sperm concentration = 0 × 106/ml | ||||||||||
BMI (kg/m2) | |||||||||||||
Normal | Overweight | Obese | Normal | Overweight | Obese | ||||||||
Freq. | % | Freq. | % | Freq. | % | Freq. | % | Freq. | % | Freq. | % | ||
Age group (years) | <30 | 2 | 1.3 | 2 | 0.9 | 0 | 0.0 | 0 | 0.0 | 1 | 1.7 | 1 | 3.5 |
30 - 39 | 55 | 37.2 | 75 | 32.0 | 23 | 32.4 | 9 | 39.1 | 22 | 36.7 | 8 | 30.8 | |
40 - 49 | 70 | 47.3 | 113 | 48.3 | 41 | 57.7 | 10 | 43.5 | 23 | 38.3 | 14 | 53.9 | |
50 - 59 | 20 | 13.5 | 39 | 16.7 | 7 | 9.9 | 3 | 13.0 | 12 | 20.0 | 3 | 11.5 | |
≥60 | 1 | 0.7 | 5 | 2.1 | 0 | 0.0 | 1 | 4.4 | 2 | 3.3 | 0 | 0.0 | |
Comparing azoospermia in age group < 30 | |||||||||||||
Overweight vs. normal | χ2 = 0.05*, P-value = 0.82, OR = undefined, 95% CI: undefined | ||||||||||||
Obese vs. normal | χ2 = 0.19*, P-value = 0.67, OR = undefined, 95% CI: undefined | ||||||||||||
Comparing azoospermia in age group 30 - 39.9 | |||||||||||||
Overweight vs. normal | χ2 = 1.84, P-value = 0.17, OR = 1.79, 95% CI: 0.77, 4.19; RR = 1.61, 95% CI: 0.79, 3.27 | ||||||||||||
Obese vs. normal | χ2 = 1.96, P-value = 0.16, OR = 2.13, 95% CI: 0.73, 6.19; RR = 1.84, 95% CI: 0.78, 4.29 | ||||||||||||
Comparing azoospermia in age group 40 - 49.9 | |||||||||||||
Overweight vs. normal | χ2 = 0.76, P-value = 0.38, OR = 1.42, 95% CI: 0.64, 3.17; RR = 1.35, 95% CI: 0.68, 2.70 | ||||||||||||
Obese vs. normal | χ2 = 3.74, P-value = 0.05, OR = 2.39, 95% CI: 0.97, 5.87; RR = 2.04, 95% CI: 0.98, 4.25 | ||||||||||||
Comparing azoospermia in age group 50 - 59.9 | |||||||||||||
Overweight vs. normal | χ2 = 0.53*, P-value = 0.47, OR = 2.05, 95% CI: 0.52, 8.11; RR = 1.80, 95% CI: 0.56, 5.79 | ||||||||||||
Obese vs. normal | χ2 = 0.45*, P-value = 0.50, OR = 2.86, 95% CI: 0.46, 17.58; RR = 2.30, 95% CI: 0.56, 9.49 | ||||||||||||
Comparing azoospermia in age group ≥ 60 | |||||||||||||
Overweight vs. normal | χ2 = 0.08*, P-value = 0.78, OR = 0.40, 95% CI: 0.02, 10.02; RR = 0.57, 95% CI: 0.09, 3.51 | ||||||||||||
Obese vs. normal | χ2 = 0.26*, P-value = 0.61, OR = undefined, 95% CI: undefined; OR = undefined, 95% CI: undefined |