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Table 4 Patient factors and odds of clinical pregnancy per round of care

From: Number of motile spermatozoa inseminated and pregnancy outcomes in intrauterine insemination

N = 733 OR 95%CI P-Value
Female Age
 Years 0.96 0.92–0.997 < 0.05
Average NMSI
  < 1 0.21 0.07–0.62 < 0.01
 1–4 0.71 0.41–1.24 0.23
 5–9 1.00 0.57–1.73 0.99
  ≥ 10 Ref
Duration of Infertility
  < 12 Ref
 12–23 0.81 0.47–1.40 0.44
 24–35 0.85 0.47–1.53 0.58
  ≥ 36 0.50 0.27, 0.94 < 0.05
Cause of Infertility
 Unexplained 1.19 0.84–1.69 0.34
 Male & Female Factor 0.54 0.25–1.17 0.12
 Male Factor 0.78 0.47–1.29 0.33
 Female Factor Ref