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Table 2 Crude and Adjusted Odds Ratios for Any Birth Defect – Role of Service, Rank, Military Status

From: Reproductive health and pregnancy outcomes among French gulf war veterans

  Cases (n = 131) Controls (n = 262) Univariate analysis Adjusted analysis *
  n % n % OR 95% CI P OR 95% CI p
Age in 1990      1.02 0.83–1.25 0.84 1.02 0.83–1.27 0.81
Service        0.06    0.08
   Navy 13 9.9 24 9.2 1.00    1.00   
   Army 69 52.7 169 64.5 0.75 0.35–1.62   0.74 0.33–1.61  
   Air Force 43 32.8 58 22.1 1.69 0.70–4.07   1.72 0.71–4.17  
   Other branch 6 4.6 11 4.2 1.23 0.31–4.91   1.16 0.28–4.77  
Rank        0.60    0.60
   Officers 15 11.5 24 9.2 1.00    1.00   
   Non-commissioned officers 58 44.3 114 43.5 0.77 0.36–1.65   0.69 0.31–1.56  
   Servicemen 58 44.3 124 47.3 0.64 0.27–1.54   0.86 0.33–2.21  
Military status           
   Active 99 75.6 191 72.9 1.00    1.00   
   Retired 32 24.4 71 27.1 0.87 0.53–1.41 0.57 0.82 0.49–1.36 0.44
  1. * adjusted odds ratio for service branch, rank, and military status