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Table 1 Infants’ characteristics at inclusion, including gestational age, birth weight and length, and current age, weight, and length, given as the median with the interquartile range (Quartile 1 to Quartile 3)

From: Physicians advice, parental practice and adherence to doctor’s advice: an original survey on infant feeding

  Age group (months)
1–2 3–4 5–6 8–9 11–12 Total
N = 600
Birth data
 Number 150 132 146 90 79 597
 Number (%) of Preterm infants 7 (4.7%) 17 (12.9%) 13 (8.9%) 6 (6.7%) 7 (8.9%) 50 (8.4%)
 Birth weight (kg) 3.31 [3.05–3.57] 3.28 [2.91–3.65] 3.27 [3.00–3.50] 3.27 [2.95–3.60] 3.30r [3.00–3.55] 3.29 [2.99–3.57]
 Birth length (cm) 49.70 [48.00–51.00] 50.00 [48.00–51.00] 50.00 [48.00–51.00] 49.00 [48.00–51.00] 49.50 [48.00–51.00] 50.00 [48.00–51.00]
Inclusion data
 Number 151 132 147 90 80 600
 Sex ratio M/F 1.40 1.28 1.10 0.91 1.22 1.19
 Age (weeks) 9.00 [4.00–9.00] 17.00 [14.00–18.00] 24.00 [23.00–26.00] 39.00 [37.00–40.00] 50.00 [48.00–52.00] 22.00 [12.50–37.00]
 Weight (kg) 4.90 [4.15–5.40] 6.51 [6.11–7.19] 7.60 [7.00–8.30] 8.76 [8.20–9.22] 9.70 [8.72–10.20] 7.20 [5.78–8.50]
 Length (cm) 56.00 [54.00–58.00] 63.00 [60.25–64.50] 66.00 [65.00–68.00] 71.25 [69.00–73.00] 75.00 [73.00–77.00] 65.00 [59.75–70.00]