Table 1.
Age, birth characteristics, anthropometrics, sleep and eating occasions (mean over three consecutive days) of the N = 10 infant participants including 5 females and 5 males (Range, Median, Mean ± SD) (Nb = number).
| Characteristic | Range Min – Max |
Median | Mean ± SD |
|---|---|---|---|
| Age (months) | 7.6–12.0 | 9.9 | 10.2 ± 1.5 |
| Gestation (weeks) | 38.3–42.0 | 40.5 | 40.3 ± 1.2 |
| Birth weight (kg) | 2.73–4.77 | 3.45 | 3.63 ± 0.72 |
| Birth length (cm) | 47.0–55.0 | 50.8 | 50.8 ± 2.5 |
| Length (z-score) | −1.24 to 3.26 | 1.09 | 0.97 ± 1.27 |
| Weight (z-score) | −2.37 to 1.27 | 0.42 | 0.26 ± 1.08 |
| BMI (z-score) | −2.34 to 0.87 | −0.22 | −0.39 ± 1.17 |
| Overall sleep occasions (Nb/24 h) | 2.3–3.0 | 2.7 | 2.7 ± 0.3 |
| Overall sleep duration (h/24 h) | 11.8–14.1 | 13.1 | 13.0 ± 0.7 |
| Night sleep duration (h/night) | 9.7–12.3 | 10.7 | 10.8 ± 0.7 |
| Morning sleep duration (h/morning) | 0.2–1.9 | 1.0 | 1.1 ± 0.7 |
| Afternoon sleep duration (h/afternoon) | 0.5–1.7 | 1.2 | 1.1 ± 0.4 |
| Sleep start night (hh:mm) | 19:10–21:55 | 20:25 | 20:23 ± 46 |
| Sleep start morning (hh:mm) | 08:10–11:45 | 09:56 | 09:47 ± 59 |
| Sleep start afternoon (hh:mm) | 13:00–16.53 | 14:18 | 14:27 ± 55 |
| Eating occasions (Nb/24 h) | 3.7–7.0 | 5.0 | 5.2 ± 1.0 |