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Table 2 Birth cohort aged 8 to 9 years

From: Bayesian network modelling to identify on-ramps to childhood obesity

Characteristic

Underweight N = 107a

Normal N = 1601a

Overweight N = 427a

Female

57 (53%)

763 (48%)

218 (51%)

BMI z-score (BMI)

-1.86 (0.68)

0.13 (0.59)

1.62 (0.38)

socioeconomic position (SE)

0.35 (0.99)

0.33 (0.92)

0.06 (0.88)

Child’s choice to spend free time (FTA)

 Active

29 (27%)

430 (27%)

86 (20%)

 Active and inactive

55 (51%)

750 (47%)

199 (47%)

 Inactive

23 (21%)

420 (26%)

142 (33%)

Total No. of TV minutes for an average week (TV)

12 (7)

13 (8)

14 (8)

Total No. of electronic game minutes for an average week (EG)

5.3 (5.2)

5.0 (4.9)

5.3 (5.4)

SDQ Emotional symptoms scale (EM)

2.06 (1.99)

1.62 (1.76)

1.82 (1.87)

SDQ Conduct problems scale (CD)

1.00 (1.14)

1.08 (1.30)

1.30 (1.44)

Weekly household income (annual) (INC)

 $0–$999 ($0–$51999)

10 (9.3%)

86 (5.4%)

46 (11%)

 $1000–$1999 ($52,000–$103,999)

34 (32%)

516 (32%)

133 (31%)

 $2000–$2999 ($104,000–$155,999)

37 (35%)

540 (34%)

154 (36%)

 $3000 or more ($156,000 or more)

26 (24%)

459 (29%)

94 (22%)

How family is getting on financially (FS)

 Prosperous/very comfortable

25 (23%)

533 (33%)

113 (26%)

 Comfortable/getting along

82 (77%)

1,057 (66%)

308 (72%)

 Poor/very poor

0 (0%)

11 (0.7%)

6 (1.4%)

Hardship scale (FH)

0.15 (0.45)

0.13 (0.51)

0.21 (0.56)

Parental school completion (P1E)

78 (73%)

1,281 (80%)

302 (71%)

Parental school completion (P2E)

68 (64%)

1,088 (68%)

265 (62%)

Parental body mass index (BMI1)

24.2 (4.9)

25.5 (5.1)

28.8 (6.0)

Parental body mass index (BMI2)

25.7 (3.3)

27.3 (3.9)

29.4 (4.7)

Frequency of feeling rushed (RP1)

 Always/often

65 (61%)

992 (62%)

242 (57%)

 Sometimes

37 (35%)

502 (31%)

149 (35%)

 Rarely/never

5 (4.7%)

107 (6.7%)

36 (8.4%)

K-6 Depression scale summed score (DP1)

8.57 (2.65)

8.42 (2.83)

8.86 (3.33)

Frequency ate fruit and vegetables (FV)

3.19 (1.25)

3.41 (1.38)

3.28 (1.38)

Frequency ate high-fat food (inc. whole milk) (HF)

3.20 (1.41)

3.24 (1.43)

3.12 (1.54)

Frequency drank high-sugar drinks (HSD)

0.99 (1.08)

0.94 (1.02)

1.04 (1.07)

Poor sleep quality (SL)b

33 (31%)

463 (29%)

116 (27%)

Wake up in the morning (Time) (SLD)

612 (43)

618 (38)

611 (43)

Child regularly spoken to in a language other than English (LOTE)

23 (21%)

251 (16%)

69 (16%)

No. weeks of gestation (GW)

38.23 (6.01)

38.92 (3.76)

39.01 (3.44)

Birth weight z-score (BWZ)

-0.42 (0.99)

0.04 (1.04)

0.21 (1.10)

  1. an (%); Mean (SD)
  2. bSleep problems > 0