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Table 3 Multivariable logistic regression of the association between latent lifestyle classes and disability, stratified by sex

From: Sex differences in the association between latent class of lifestyle and disability among older adults in China

Variables

Model 1

Model 2

Men

Women

Men

Women

Lifestyle class for men

 Health Promoting

ref

 

ref

 

 Isolated and Health Harming

1.43* (1.05, 1.95)

 

1.34 (0.98, 1.83)

 

 Discordant

0.53** (0.38, 0.73)

 

0.52** (0.37, 0.72)

 

 Restless and Dismal

0.91 (0.65, 1.27)

 

0.88 (0.63, 1.23)

 

Lifestyle class for women

 Health Promoting

ref

 

ref

 Isolated and Health Harming

1.77** (1.41, 2.22)

 

1.88** (1.46, 2.43)

 Restless

 

0.91 (0.69, 1.21)

 

1.11 (0.84, 1.47)

 Restless and Dismal

1.56** (1.21, 2.02)

 

1.67** (1.27, 2.20)

Age

 65–79

ref

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ref

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  ≥ 80

4.24** (3.18, 5.72)

6.36** (4.81, 8.49)

3.99** (2.97, 5.35)

5.97** (4.49, 7.94)

Residence area

 Rural area

ref

ref

  

 Urban area

1.26* (1.01, 1.57)

1.29** (1.09, 1.53)

1.25 (1.00, 1.56)

1.29** (1.09, 1.53)

Current marital status

 Not in marriage

ref

ref

ref

ref

 In marriage

0.41** (0.33, 0.52)

0.39** (0.31, 0.50)

0.43** (0.34, 0.54)

0.41** (0.32, 0.52)

Living status

 Alone

ref

ref

ref

ref

 With others

0.69 (0.42, 1.14)

0.58** (0.38, 0.86)

0.69 (0.42, 1.14)

0.58** (0.39, 0.87)

Education

 Illiterate

ref

ref

ref

ref

 Literate or primary school

0.65** (0.51, 0.82)

0.66** (0.52, 0.83)

0.68** (0.53, 0.86)

0.68** (0.54, 0.86)

 Junior high and above

0.57** (0.40, 0.80)

0.61* (0.38, 0.96)

0.50** (0.35, 0.71)

0.54* (0.34, 0.87)

Main occupation before 60

 Agriculture

ref

ref

ref

ref

 Professional/managerial

2.48** (1.72, 3.58)

1.68 (0.98, 2.86)

2.54** (1.75, 3.68)

1.72* (1.00, 2.94)

 Others

1.77** (1.36, 2.30)

1.60** (1.32, 1.94)

1.72** (1.32, 2.25)

1.61** (1.32, 1.95)

Household income

  < 6000 Yuan

ref

ref

ref

ref

 6000–19,999 Yuan

1.15 (0.82, 1.60)

1.31* (1.02, 1.69)

1.16 (0.83, 1.63)

1.36* (1.06, 1.76)

 20,000–39,999 Yuan

0.97 (0.70, 1.35)

1.07 (0.85, 1.36)

0.98 (0.70, 1.37)

1.10 (0.86, 1.40)

  ≥ 40,000 Yuan

1.04 (0.76, 1.42)

1.10 (0.87, 1.38)

1.07 (0.78, 1.46)

1.14 (0.90, 1.44)

Self-rated health

 Very bad

ref

ref

ref

ref

 Bad

0.36** (0.16, 0.78)

0.59 (0.30, 1.12)

0.34** (0.16, 0.74)

0.58 (0.30, 1.13)

 Average

0.17** (0.08, 0.37)

0.26** (0.13, 0.49)

0.18** (0.08, 0.38)

0.26** (0.14, 0.49)

 Good

0.12** (0.05, 0.25)

0.21** (0.11, 0.40)

0.12** (0.06, 0.26)

0.21** (0.11, 0.40)

 Very good

0.12** (0.05, 0.28)

0.22** (0.11, 0.43)

0.13** (0.06, 0.29)

0.22** (0.11, 0.44)

Cognitive impairment

 No

ref

ref

 Yes

2.45** (1.72, 3.50)

2.14** (1.67, 2.74)

  1. Values were odds ratios with 95% confidence interval in brackets
  2. *P < 0.05; **P < 0.01; ***P < 0.001