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Table 2 Factors associated with and overweight & obesity or obesity on bivariate analyses*

From: Lifestyle factors associated with childhood obesity: a cross-sectional study in Shanghai, China

 

Non-overweight

Overweight & obese

Obese

 

n(row%)

OR

95% CI

P

n(row%)

OR

95% CI

P

n(row%)

OR

95% CI

P

Screen time (hrs./day)

            

≤2 (ref)

1470(74.2)

  

0.01

510(25.8)

  

0.01

206(10.4)

  

<0.01

2-3

160(69.0)

0.77

0.57-1.04

72(31.0)

1.30

0.97-1.74

28(12.1)

1.18

0.78-1.80

>3

76(63.3)

0.60

0.41-0.88

44(36.7)

1.67

1.14-2.45

28(12.1)

2.62

1.68-4.10

Physical activity (hrs./day)

            

≤2(ref)

1396(73.8)

  

0.32

495(26.2)

  

0.32

197(10.4)

  

0.04

2-3

197(70.4)

0.84

0.64-1.11

83(29.6)

1.19

0.90-1.57

42(15.0)

1.52

1.06-2.17

>3

113(70.2)

0.84

0.59-1.19

48(29.8)

1.20

0.84-1.71

23(14.3)

1.43

0.90-2.28

Modes of travel to/from school

            

Inactive (others) (ref)

836(74.0)

  

0.33

293(26.0)

  

0.33

117(10.4)

  

0.22

Active (walking)

838(72.2)

0.91

0.76-1.10

322(27.8)

1.18

0.91-1.53

139(12.0)

1.10

0.91-1.32

SSB (cps/wk.)

            

≤2(ref)

1086(74.3)

  

0.26

375(25.7)

  

0.26

152(10.4)

  

0.25

2-5

179(71.9)

0.88

0.65-1.19

70(28.1)

1.13

0.84-1.53

28(11.2)

1.09

0.71-1.67

5-7

341(73.8)

0.97

0.77-1.24

121(26.2)

1.03

0.81-1.30

51(11.0)

1.07

0.76-1.50

>7

81(66.4)

0.68

0.46-1.01

41(33.6)

1.47

0.99-2.17

20(16.4)

1.69

1.02-2.81

Snacks

            

Healthy Snacks

            

Hardly eat (ref)

19(79.2)

  

0.04

5(20.8)

  

0.02

1(4.2)

  

0.11

1-2/wk.

87(63.0)

0.45

0.16-1.28

51(37.0)

2.38

0.78-7.21

24(17.4)

6.69

0.79-56.53

3-4/wk.

258(73.1)

0.72

0.26-1.97

95(26.9)

1.46

0.50-4.29

40(11.3)

4.35

0.53-36.04

≥5/wk.

1294(74.2)

0.76

0.28-2.03

451(25.8)

1.30

0.45-3.76

184(10.5)

3.95

0.49-32.21

Energy dense, nutrient poor

            

Hardly eat (ref)

94(69.6)

  

0.38

41(30.4)

  

0.37

19(14.1)

  

0.47

1-2/wk.

691(73.7)

1.22

0.82-1.81

247(26.3)

0.80

0.54-1.19

103(11.0)

0.74

0.44-1.27

3-4/wk.

568(75.0)

1.31

0.88-1.96

189(25.0)

0.74

0.49-1.11

76(10.0)

0.67

0.39-1.16

≥5/wk.

310(71.3)

1.08

0.71-1.65

125(28.7)

0.88

0.58-1.36

52(12.0)

0.82

0.46-1.46

Others

            

Hardly eat (ref)

27(73.0)

  

0.95

10(27.0)

  

0.63

6(16.2)

  

0.66

1-2/wk.

176(74.3)

1.07

0.49-2.34

61(25.7)

0.81

0.35-1.88

29(12.2)

0.55

0.20-1.51

3-4/wk.

378(74.0)

1.05

0.50-2.23

133(26.0)

0.96

0.43-2.16

53(10.4)

0.51

0.19-1.36

≥5/wk.

1073(72.9)

0.10

0.48-2.08

399(27.1)

1.02

0.46-2.26

162(11.0)

0.54

0.21-1.41

  1. *Unadjusted odds ratios were calculated on bivariate analyses with Spearman Correlations.
  2. Bold numbers refer to P<0.05.