Table 1. Summary of demographic characteristics and exposure levels (n = 224).

Variable	Mean ± SD or n (%)
Age (year)	51.77 ± 10.05
Body mass index (kg/m2)	23.53 ± 3.64
Female (yes = 1, no = 0)	60 (26.8)
Smoking habit (yes = 1, no = 0)	105 (46.9)
Alcohol consumption (yes = 1, no = 0)	95 (42.4)
Total pesticide exposure (kg)	4.54 ± 5.52
Short-term exposures (kg)
OPs	0.09 ± 0.27
OSs	0.08 ± 0.20
ONs	0.04 ± 0.14
PYRs	0.01 ± 0.03
Others	0.06 ± 0.32
Medium-term exposures (kg)
OPs	2.11 ± 3.36
OSs	0.51 ± 1.21
ONs	1.15 ± 2.13
PYRs	0.07 ± 0.19
Others	0.41 ± 0.85

SD: standard deviation.