Table 1 Demographics of mothers and neonates included in the analyses (n = 142).

From: Maternal sleep quality during pregnancy is associated with neonatal auditory ERPs

 

Mean ± SD or % (n)

Range

Mother

Age (years)a

30.8 ± 4.7

18.9–42.2

BMI (kg/m2)b

24.4 ± 4.6

17.1–45.6

Nulliparousc

58.3% (74)

 

Multiparousc

41.7% (53)

 

BNSQ insomniad at gwk 24

7.7 ± 2.1

4–12

BNSQ sleep losse at gwk 24

1.0 ± 1.0

−1.5–4.0

BNSQ sleepinessd at gwk 24

5.5 ± 2.2

2–10

EPDSd at gwk 24

5.1 ± 4.9

0–25

Neonate

Sex (girls/boys)

47.9% (68)/52.1% (74)

 

Gestational weeks at birth

40.0 ± 1.2

36.1–42.3

Birth weight (g)

3579 ± 443

2635–5470

Age at EEG recording (days)

1.4 ± 1.0

0–5

  1. Note: BNSQ = Basic Nordic Sleep Questionnaire; EPDS = Edinburgh Postnatal Depression Scale; gwk = gestational week.
  2. Some data were missing due to attrition in questionnaire and register data acquisition.
  3. Data available for an = 108, bn = 140, cn = 127, dn = 121, en = 119.
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