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Table 1 Characteristics of the cohort populations*

From: Socioecological correlates of parental lifestyle patterns during the antenatal period

 

EDEN* (N = 1,962)

Gen R (N = 8,765)

Lifeways (N = 932)

Population % (n) or mean +/- SD

Population % (n) or mean +/- SD

Population

% (n) or mean +/- SD

Maternal characteristics

Maternal age (years)

29.5 ± 4.9

30.3 ± 5.3

29.6 ± 5.9

Born abroad

4.1 (79)

34.3 (2897)

NA

Employed/self-employed

76.3 (1461)

72.9 (4772)

67.2 (620)

Maternal education

 Low

7.5 (144)

11.0 (901)

18.8 (171)

 Medium

39 (745)

46.0 (3753)

31.3 (285)

 High

53.5 (1021)

43.0 (3508)

49.9 (454)

Household income

 1st quartile (lowest)

16.7 (318)

20.1 (1306) a

62.9 (531) d

 2nd quartile

29.7 (564)

25.0 (1621) b

37.1 (313) e

 3rd quartile

26.3 (500)

54.9 (3563) c

NA

 4th quartile (highest)

27.2 (517)

NA

NA

Primiparous

44.6 (848)

56.03 (4810)

45.9 (421)

Maternal pre-pregnancy BMI (kg/m²)

23.28 ± 4.6

23.70 ± 4.39

23.7 ± 4.1

Parents live together

94.1 (1806)

85.80 (7029)

73.7 (686)

Maternal smoking during pregnancy

14 (228)

17.96 (1290)

22.4 (199)

Paternal characteristics

Paternal age (years)

32.0 ± 5.9

33.4 ± 6.0

32.1 ± 6.2

Born abroad

7.3 (138)

35.6 (2785)

NA

Employed/self-employed

91.1 (1709)

91.3 (4356)

99.1 (751)

Paternal education

 Low

10 (191)

8.2 (423)

31.8 (261)

 Medium

46.3 (885)

41.2 (2115)

26.9 (221)

 High

43.7 (835)

50.6 (2602)

41.3 (339)

Paternal prepregnancy BMI (kg/m²)

25 ± 3.6

25.3 ± 3.5

26.6 ± 4.1

Paternal smoking during pregnancy

40.2 (697)

44.8 (3282)

32.3 (87)

Environmental Variables

Population density

2709.8 ± 2231.3

3867.9 ± 638.4

NA

Access to green space

136.02 ± 142.1

201.8 ± 160.8

NA

Road and rail traffic

9.7 ± 4.6

19.4 ± 5.8

NA

Street connectivity density

106.3 ± 65.3

227.6 ± 86.5

NA

Food facility density

  

NA

 Slightly unhealthy food environment (score 0)

68.3 (1297)

21.4 (1640)

NA

 Highly unhealthy food environment (score 1)

31.7 (601)

78.6 (6034)

NA

Facility richness

 

0.13 ± 0.1 f

NA

0

34 (646)

NA

NA

0-0.05

34 (646)

NA

NA

> 0.05

31.9 (606)

NA

NA

Area-level socioeconomic indicator at pregnancy

  

NA

 Low level of deprivation

25.1 (466)

60.4 (4613)

NA

 Medium-low level of deprivation

20.4 (379)

10.1 (770)

NA

 Medium level of deprivation

15.9 (295)

10.9 (832)

NA

 Medium-high level of deprivation

19.6 (364)

9.9 (757)

NA

 High level of deprivation

19 (353)

8.8 (672)

NA

Psychosocial factors

Psychiatric disorders during pregnancy

5.7 (111)

10.6 (689)

20.4 (185) g

Free/subsidised health insurance for very low income

families or no complementary insurance

9.3 (179)

NA

55.4 (515)

Access to health care

 

NA

 

Antenatal visits

< 7

12.5 (234)

 

26.4 (134) h

≥ 7

87.5 (1645)

 

73.6 (374) i

Antenatal preparation for parenting

   

No

45 (845)

 

NA

Yes all

36.2 (680)

 

NA

Yes some

18.8 (354)

 

NA

  1. *Data characteristics before imputation, based on the selection of the population with available data on parental lifestyle pattern. A description of all variables is included in Supplementary Tables 2, and number of missing values in Supplementary Tables 35
  2. **Maternal birth outside Ireland was an exclusion criterion in Lifeways
  3. A Value for category (< 1,200 or 1,200 €) b Value for category (1,201-2,200 €), c Value for category (> 2,200 €)
  4. D < 600£/week e ≥ 600£/week. f Facility richness not categorised in Generation R
  5. g considered moderately or extremely anxious or depressed h < 6 antenatal visits i ≥6 antenatal visits