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Table 1 Maternal pathologies and pregnancy outcomes observed amongst births recorded in the S.S. Annunziata Hospital in Chieti in 1993, 1998, 2003, 2008, and 2013. Gestational age and birthweight data are means ± standard deviations; other data are n (% out of total cohort)

From: Incidence of infants born small- and large-for-gestational-age in an Italian cohort over a 20-year period and associated risk factors

   1993 1998 2003 2008 2013 Overall
n   872 876 1052 1580 1516 5896
Maternal pathologies Type 1 diabetes 0 0 2 (0.2 %) 2 (0.1 %) 6 (0.4 %) 10 (0.2 %)
  Type 2 diabetes 0 0 1 (0.1 %) 0 1 (0.1 %) 2 (0.03 %)
  Gestational diabetes 7 (0.8 %) 26 (3.0 %) 40 (3.8 %) 57 (3.6 %) 95 (6.3 %) 225 (3.8 %)
  Hypertension 28 (3.2 %) 54 (6.2 %) 59 (5.6 %) 77 (4.9 %) 46 (3.0 %) 264 (4.5 %)
Pregnancy outcomes Gestational age (weeks) 38.7 ± 2.0 38.7 ± 1.9 38.3 ± 2.6 38.3 ± 2.6 38.6 ± 2.3 38.5 ± 2.3
  Birthweight (kg) 3.24 ± 0.54 3.20 ± 0.54 3.16 ± 0.59 3.12 ± 0.65 3.20 ± 0.58 3.18 ± 0.59
  Preterm 71 (8.2 %) 71 (8.2 %) 142 (13.5 %) 263 (16.7 %) 176 (11.6 %) 723 (12.3 %)
  Multiple birth 31 (3.6 %) 16 (1.8 %) 49 (4.7 %) 114 (7.2 %) 83 (5.5 %) 293 (5.0 %)
  Sex (male) 429 (49.3 %) 463 (52.9 %) 550 (52.4 %) 786 (50.0 %) 779 (51.7 %) 3007 (51.0 %)