Table 8: Logistic regression analysis for determinants of the outcome variable (AChE < 24.5 Ug/Hb).

Independent variablesBZ-valuesSig.Odd ratios95.0% CI
LowerUpper

Age categories0.0650.3670.0451.0670.8641.319
BMI categories−0.1430.2620.0080.8670.5021.496
1–4 yrs working with pesticides−1.3690.2920.5890.2540.00236.495
5-yrs working with pesticides−1.6140.5700.4500.1990.00313.147
Average area spread/day−6.6205.3090.0210.0010.0000.372
Working hours/day1.2524.3630.0373.4971.08011.322
Break less than a month before next intensive spray period−0.7630.1260.7230.4660.00731.497
Break for 1-2 months before next intensive spray period−2.5800.9790.3220.0760.00012.551
Constant−2.7920.0440.8350.061