Table 1 Characteristics of newborns in groups I and II.

From: Examining time–frequency mechanisms of full-fledged deep sleep development in newborns of different gestational age in the first days of their postnatal development

Parameters

Group

Mean

Standard deviation

Min.

Median

Max.

Q3

Q1

Mean gestational age at birth, weeks

(Group I, N = 50)

39.00

1.06

37.96

38.37

41.22

39.72

38.16

(Group II, N = 48)

35.23

0.77

33.76

35.22

36.91

35.84

34.59

Weight, g

(Group I)

3026.30

158.10

2750

3039.50

3350

3124

2906

(Group II)

1786.77

183.71

1500

1808.50

2100

1938

1623

Mean age of mother, years

(Group I)

29.82

3.57

23.98

29.17

35.74

32.72

26.85

(Group II)

32.09

3.38

26.42

31.73

37.47

35.01

29.35

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