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Table 5 Longitudinal modeling of meeting physical activity recommendation using generalized estimating equation

From: A RCT to evaluate a totally automated, culturally-adapted telephone counselor for increasing physical activity among physically inactive individuals in China

 

Non-interaction model

Interaction model

 

OR

95% CI

p-value

OR

95% CI

p-value

TLC-PA-China

7.34

(4.164, 12.927)

< 0.001

8.39

(2.792, 25.200)

< 0.001

Time (months)

1.53

(1.431, 1.641)

< 0.001

1.57

(1.293, 1.900)

< 0.001

TLC-PA-China*Time

–

–

–

0.97

(0.793, 1.193)

NS

Baseline MOD+PA

1.01

(1.004, 1.018)

0.003

1.01

(1.004, 1.018)

0.003

Gender

1.23

(0.702, 2.145)

NS

1.23

(0.701, 2.141)

NS

Age

1.02

(0.985, 1.065)

NS

1.02

(0.985, 1.065)

NS

  1. Study was conducted at Shenzhen, China between July and August 2009
  2. NS: Not significant at α = 0.05
  3. Note Results are estimated for a binary outcome with logit link function and exchangeable working correlations
  4. The asterisks indicate which variables are involved in the interaction
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BMC Public Health

ISSN: 1471-2458

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