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Table 2 Multiple regression analysis of associations between household heating and disability for activities of daily living in random effects logit models

From: Household heating associated with disability in activities of daily living among Chinese middle-aged and elderly: a longitudinal study

 

Model 1 DADLa

Model 2 DIADLb

 

ORc (95%CI)

ORc (95%CI)

Heating season

0.753

0.763

(0.470–1.205)

(0.512–1.138)

Heating fuel

 Pollution-producing heating fuel

1.399***d (1.227–1.594)

1.710*** (1.523–1.920)

 Other heating fuel

1.040 (0.885–1.223)

1.155** (1.002–1.331)

Interaction of pollution-producing heating fuel and heating season

2.014** (1.126–3.600)

1.956*** (1.186–3.226)

Interaction of other heating fuel and heating season

0.357*** (0.167–0.764)

0.501** (0.271–0.924)

Age

1.051*** (1.044–1.057)

1.062*** (1.056–1.068)

Female

1.050 (0.923–1.195)

1.515*** (1.349–1.702)

Unmarried

1.238*** (1.076–1.425)

1.279*** (1.123–1.458)

Junior high sch. or more

0.729*** (0.640–0.832)

0.516*** (0.459–0.580)

Heavy drinker

0.850 (0.681–1.062)

0.825** (0.688–0.989)

Current smoker

0.865** (0.758–0.987)

0.887** (0.789–0.997)

Pollution-cooking cooking fuel

1.327*** (1.186–1.483)

1.452*** (1.316–1.601)

Unfavorable housing conditions

1.362*** (1.171–1.584)

1.542*** (1.348–1.764)

Number of chronic disease

 One

1.721*** (1.502–1.972)

1.503*** (1.339–1.688)

 Two or more

3.050*** (2.673–3.480)

3.184*** (2.845–3.564)

Wave 2013

1.622*** (1.480–1.778)

1.039 (0.963–1.120)

Observations

16,634

25,156

  1. aDADL disability for activities of daily living. Model 1 presents the association between heating fuel and DADL
  2. bDIADL disability for instrumental activities of daily living. Model 2 presents the association between heating fuel and DIADL
  3. c95%CI (confidence interval) bracketed below the odds ratio (OR) estimates
  4. dp < 0.1
  5. **p < 0.05
  6. ***p < 0.01