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Table 5 Mixed models predicting %BF in females and males by PA category

From: The association between television viewing time and percent body fat in adults varies as a function of physical activity and sex

 

Female

Male

Not meeting PA guidelines

Meeting PA guidelines

Not meeting PA guidelines

Meeting PA guidelines

Coef.

SE

Coef.

SE

Coef.

SE

Coef.

SE

Fixed effects

Grand intercept

22.38****

3.91

29.89****

5.58

20.34***

6.00

30.67****

6.99

TV (h/wk)

1.14**

.43

−.18

.53

.34

.71

.95

.81

Age (y)

.20****

.06

.09

.06

.12

.08

−.03

.09

Race/ethnicity

4.06**

1.51

2.42

1.94

−6.54*

2.78

1.22

2.59

Education level

.56

1.73

−3.43

2.15

−2.48

2.61

−3.18

3.47

Environmental score

−.83

.54

.04

.58

−.01

.76

−.73

.87

Depression symptoms

.20

.16

−.10

.17

−.26

.27

.85*

.35

Perceived stress

.12

.30

.81*

.34

1.12

.58

−1.72**

.63

Random effects

Level 1 variance

103.89****

10.39

66.45****

10.53

99.73****

16.73

60.51****

15.76

Level 2 variance

3.51

8.01

6.54

8.55

3.58

16.91

3.33

11.48

Model fit

AIC

1552

 

803

 

575.8

 

357.2

 

n (individuals)

208

 

114

 

79

 

53

 

k (block groups)

21

 

21

 

21

 

21

 
  1. *p < 0.05;**p < 0.01;***p < 0.005;****p < 0.001. AIC – Akaike’s Information Criterion; Coef
  2. Coefficient; SE – Standard Error. Level 1 is the residual variance and Level 2 is the variance for intercept across block group