Skip to main content

Table 1 Baseline characteristics of the study population

From: Feasibility of a birth cohort study dedicated to assessing acute infections using symptom diaries and parental collection of biomaterials

  Median (interquartile range) or number (%)
Mother’s age at birth (in years) 32 (29–34)
Mode of birtha  
  Vaginal 37 (52.9)
  Caesarian section 33 (47.1)
Child’s weight at birth (in g)a 3382 (2965–3752)
Child’s height at birth (in cm)a 52 (50–53)
Child’s age at nursery school entry (in months)a 14 (13–17)
Child’s age at study entry (in months) 25 (18–30)
Number of siblingsa  
  0 32 (50.8)
  1 26 (41.3)
  2 5 (7.9)
Highest education level of parentsa  
  - Low (uncompleted education) 0 (0)
  - Middle (vocational training) 18 (26.5)
  - High (higher vocational training or university degree) 50 (73.5)
  1. aseven missing values for child’s weight and height at birth, education level of parents; five missing values for mode of birth; 13 missing values for number of siblings; 15 missing values for child’s age at nursery school entry