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Table 3 Association of physical activity (PA) and daily sitting time (ST) with prevalence of frailty

From: Examining the independent and interactive association of physical activity and sedentary behaviour with frailty in Chinese community-dwelling older adults

 

Cases/number

Prevalence (95% CI)

OR (95% CI)

Model 1

P

Model 2

P

Physical activity

 Light

81/235

34.48 (28.28, 41.26)

1(Ref.)

 

1(Ref.)

 

 Moderate

179/922

19.45 (16.85, 22.34)

0.468 (0.332,0.659)

< 0.0001

0.609 (0.419,0.885)

0.009

 Vigorous

35/301

11.54 (8.16, 16.03)

0.244 (0.150,0.396)

< 0.0001

0.399 (0.236,0.673)

0.001

MET-h/day

  

0.883 (0.845,0.923)

< 0.0001

0.928 (0.887,0.971)

0.001

P value for trend

  

< 0.0001

 

0.002

 

Daily sitting time

  <  4 h/day

85/583

14.48 (11.67,17.84)

1(Ref.)

 

1(Ref.)

 

 4–6 h/day

106/467

22.77 (18.94,27.11)

1.690 (1.197,2.385)

0.003

1.400 (0.972,2.018)

0.071

 6–8 h/day

54/272

20.00 (15.36,25.60)

1.402 (0.930,2.113)

0.107

1.289 (0.835,1.989)

0.252

  ≥ 8 h/day

50/136

36.75 (28.56,45.79)

3.509 (2.215,5.560)

< 0.0001

3.140 (1.932,5.106)

< 0.0001

Per h increased

  

1.121 (1.057,1.189)

< 0.0001

1.114 (1.046,1.185)

0.001

P value for trend

  

< 0.0001

 

< 0.0001

 

P ST × Physical activity

  

0.013

 

0.036

 
  1. Multivariable model 1 adjusted for PA level and ST; model 2 adjusted for educational level, living status, marital status, economic income, drinking status, comorbidity, polypharmacy
  2. OR Odds ratio, CI Confidence interval
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BMC Public Health

ISSN: 1471-2458

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