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Table 2 Analysis of the father's most frequent occupations, two years before conception of indexed child.

From: Father's occupational exposure to carcinogenic agents and childhood acute leukemia: a new method to assess exposure (a case-control study)

Occupation Cases Controls  
  N % N % Crude OR [95% CI]
Accountant 4 2.1 5 2.6 1.0 Reference
Motor vehicle driver 17 8.8 12 6.2 1.77 [0.39,8.00]
Builder 17 8.8 10 5.2 2.12 [0.46,9.81]
Machinery operator 14 7.3 7 3.6 2.50 [0.51,12.35]
Insurance agent 11 5.7 1 0.5 13.75 [1.20,156.65]
Mechanic 9 4.7 4 2.1 2.81 [0.48,16.43]
Cleaning person 8 4.1 7 3.6 1.42 [0.27,7.51]
Farmer 7 3.6 3 1.6 2.91 [0.44,19.23]
Packer 7 3.6 3 1.6 2.91 [0.44,19.23]
Carpenter 6 3.1 4 2.1 1.87 [0.30,11.63]
  1. OR, odds ratio; CI, confidence interval