Figure 4From: Bulky DNA adducts in human sperm associated with semen parameters and sperm DNA fragmentation in infertile men: a cross-sectional study Association between the sperm motility and sperm PAH-DNA adduct. Adjusted for age, smoking, alcohol drinking, BMI and abstinence time, the PAH-DNA adduct levels were significantly associated with sperm motility using a linear regression: beta coefficients = −9.647, P = 0.012.Back to article page