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Table 4 Model coefficients for synthetic wage and survey reported income (continuous and deciled) for age and sex adjusted logistic regression models predicting fair, bad or very bad health in Scottish Health Survey[1] reported income is equivalised household income and in UK household Longitudinal Study[2] individual wage

From: A method for estimating wage, using standardised occupational classifications, for use in medical research in the place of self-reported income

 

Scottish Health Survey[1]

UK Household Longitudinal Study[2]

 

N

Odds ratio for poor health

95% CI

Corr (r)

N

Odds ratio for poor health

95% CI

Corr (r)

Continuous Income (scaled in units of £100)

        

Synthetic wage

7757

0.661***

0.623,0.702

0.288***

12457

0.765***

0.721,0.812

0.118***

Survey reported income

7075

0.829***

0.810,0.848

0.335***

9459

0.936***

0.910,0.962

0.098***

Deciled Income

        

Synthetic wage (lowest income decile as reference)

7757

  

0.288***

12457

  

0.123***

  1st

 

1

  

1

 

  2nd

 

0.678***

0.541,0.851

 

0.869

0.690,1.095

  3rd

 

0.725***

0.579,0.907

 

0.904

0.720,1.135

  4th

 

0.590***

0.468,0.743

 

0.759*

0.601,0.960

  5th

 

0.572***

0.455,0.720

 

0.742*

0.585,0.940

  6th

 

0.491***

0.386,0.623

 

0.539***

0.419,0.694

  7th

 

0.390***

0.305,0.499

 

0.542***

0.422,0.695

  8th

 

0.371***

0.290,0.475

 

0.490***

0.379,0.633

  9th

 

0.284***

0.220,0.366

 

0.549***

0.427,0.706

  Most

 

0.204***

0.155,0.268

 

0.377***

0.285,0.498

Survey reported income (lowest income decile as reference)

7075

  

0.350***

9459

  

0.134***

  1st

 

1

  

1

 

  2nd

 

1.204

0.947,1.529

 

0.844

0.656,1.086

  3rd

 

0.899

0.716,1.128

 

0.640***

0.492,0.833

  4th

 

0.714***

0.563,0.905

 

0.870

0.678,1.118

  5th

 

0.634***

0.498,0.807

 

0.695**

0.536,0.903

  6th

 

0.449***

0.347,0.582

 

0.594***

0.456,0.773

  7th

 

0.335***

0.260,0.431

 

0.437***

0.330,0.578

  8th

 

0.227***

0.171,0.301

 

0.320***

0.235,0.437

  9th

 

0.222***

0.167,0.296

 

0.497***

0.377,0.656

  Most

 

0.168***

0.124,0.226

 

0.419***

0.315,0.557

  1. Correlation measures the association between the predicted risk of poor health and the actual data comparable measure of model fit.
  2. P-value *(p < .10) **(p < .05) *** (p < .01).