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Table 3 Risk factors for occurrence of rectal bleeding in 216 preterm infants, results from multivariate analysis

From: Risk factors of mild rectal bleeding in very low birth weight infants: a case control study

  OR [95% CI] p
Ibuprofen 3.193 [1.470-6.937] 0.003
Postnatal steroid exposure 2.839 [0.584-11.784] 0.151
Hypertension during pregnancy 2.607 [1.174-5.787] 0.019
Body weight at bleeding < −2SD 2.029 [1.088-3.783] 0.026
  1. SD: standard deviation, OR: odds ratio, [95% CI]: 95% confidence interval.