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Table 1 General characteristics of the study sample grouped by birth weight

From: Birth weight and characteristics of endothelial and smooth muscle cell cultures from human umbilical cord vessels

  Birth weight <2.8 kg Birth weight >3.5 kg
Number of babies 11 11
Delivery (normal/Caesarian section) 6/5 9/2
Sex (male/female) 4/7 8/3
Gestational age (weeks) 38.3 ± 1.6 39.3 ± 1.0
Mother smoker (no/yes) 7/4 9/2
Weight (g) 2612 ± 188 3999 ± 379
Systolic BP (mmHg)* 65.9 ± 10.1 76.7 ± 5.7
Diastolic BP (mmHg)† 42.0 ± 7.5 47.8 ± 4.4
  1. *Statistically significant difference between groups (p < 0.01)
  2. †Statistically significant difference between groups (p < 0.05)