Table 1 Characteristics of participants.

From: Daytime nap and nighttime breastfeeding are associated with toddlers’ nighttime sleep

Gestational age at birth (weeks), mean ± s.d

39.6 ± 1.2

Birth weight (g), mean ± s.d

3073 ± 385

No. of toddlers (boys:girls)

106 (50:56)

Maternal age at birth, mean ± s.d

35.6 ± 4.4

Birth order

First born

72

Subsequent born

34

Months of age at actigraphic recording, mean ± s.d

19.2 ± 0.9