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Table 1 Self-reported fertility difficulties in male Gulf War veteran and comparison group subjects

From: Reproductive health of male Australian veterans of the 1991 Gulf War

  Gulf War veterans Comparison group   
  n (%) n (%) Adj ORb (95% CI)
  N = 1378 N = 1504   
Experienced difficulty getting pregnant pre-1991 65 (4.7) 92 (6.1)   
  N = 1313 a N = 1412 a   
First experienced difficulty getting pregnant in 1991 or later 130 (9.9) 102 (7.2) 1.4 (1.0–1.8)
Sought infertility treatment 53 (4.0) 47 (3.3) 1.2 (0.8–1.8)
Cause for infertility found 31 (2.4) 25 (1.8) 1.2 (0.7–2.1)
Fathered a pregnancy since then 85 (6.5) 52 (3.7) 1.8 (1.3–2.6)
  1. a Persons reporting fertility difficulties prior to 1991 are excluded.
  2. b Odds ratios were obtained by logistic regression adjusting for age, rank, service type, education, marital status, smoking and alcohol.