Table 1 The base-line characteristics of study patients (n=341)
From: Lead level in seminal plasma may affect semen quality for men without occupational exposure to lead
Variables | Mean± standard deviation (range) or number (%) |
|---|---|
Age (Y/O) | 34.9±3.7 (28–44) |
Body mass index(kg/m2) | 22.6±1.6 (19.2-26.1) |
Smoking | 157 (46.0%) |
Semen lead conc.(μg/l) | 2.19±1.45 (0.08-9.50) |
Semen volume (ml) | 3.0±1.2 (0.3-8.0) |
Sperm count (x106) | 63.4±49.6 (0.0-368.0) |
Sperm motility (%) | 60.1±20.2 (0.0-97.4) |
Sperm morphology (%) | 58.0±17.8(0.0-94.9) |