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Table 3 Events recorded in the cohort and in each of the four groups

From: Low molecular weight heparins use in pregnancy: a practice survey from Greece and a review of the literature

 Group A N = 76Group B N = 445Group C N = 132Group D N = 165Total N = 818p*
VTE [VTE postpartum]3 (3.9%) [1 (1.3%)]3 (0.7%) [3 (0.7%)]0 [1 (0.8%)]1 (0.6%) [5 (3.0%)]7 (0.8%) [10 (1.2%)]0.0008
Bleeding1 (1.3%)6 (1.3%)5 (3.8%)1 (0.6%)13 (1.6%)0.151
Gestational vascular complications12 (15.8%)37 (8.3%)23 (17.4%)16 (9.7%)88 (10.8%)0.0064
IUGR2 (2.6%)13 (2.9%)8 (6.1%)5 (3.0%)28 (3.4%)0.8784
Preterm Labor7 (9.2%)19 (9.1%)12 (9.1%)10 (6.1%)48 (5.9%)
Fetal Death1 (1.3%)1 (0.2%)1 (0.8%) 3 (0.4%)
Early pregnancy loss/abortion1 (1.3%)3 (0.7%)2 (1.5%) 6 (0.7%)
Pre-eclampsia/eclampsia1 (1.3%)1 (0.2%) 1 (0.6%)3 (0.4%)
  1. * p-value is for chi-square test