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Table 4 Premature mortality rate ratio by cause of death according to per capita income of province of residence adjusted for different variables

From: The role of population change in the increased economic differences in mortality: a study of premature death from all causes and major groups of causes of death in Spain, 1980–2010

Tertiles of per capita income 1980 1990 2000 2010
MRR 95% CI MRR 95% CI MRR 95% CI MRR 95% CI
Cancer         
Model 1 (adjusting for population density)        
 1st tertile (highest) 1.00   1.00   1.00   1.00  
 2nd tertile 1.04 0.94-1.14 1.00 0.92-1.09 1.05 0.98-1.12 1.05 0.98-1.13
 3rd tertile (lowest) 0.94 0.85-1.03 0.97 0.89-1.06 0.98 0.92-1.05 1.02 0.95-1.09
Model 2 (Model 1 plus population change)        
 1st tertile (highest) 1.00   1.00   1.00   1.00  
 2nd tertile 1.06 0.96-1.16 1.01 0.93-1.09 1.05 0.99-1.11 1.04 0.96-1.12
 3rd tertile (lowest) 0.99 0.90-1.10 0.96 0.88-1.05 0.98 0.92-1.04 1.02 0.95-1.10
Model 3 (Model 1 plus education 1 )        
 1st tertile (highest) 1.00   1.00   1.00   1.00  
 2nd tertile 1.05 0.96-1.15 1.01 0.92-1.10 1.05 0.98-1.12 1.05 0.97-1.13
 3rd tertile (lowest) 0.96 0.87-1.06 0.98 0.87-1.10 0.98 0.90-1.06 1.01 0.94-1.09
Cardiovascular disease         
Model 1 (adjusting for population density)        
 1st tertile (highest) 1.00   1.00   1.00   1.00  
 2nd tertile 1.04 0.94-1.16 1.09 0.98-1.22 1.19 1.06-1.33 1.12 1.01-1.25
 3rd tertile (lowest) 1.08 0.97-1.20 1.28 1.14-1.43 1.26 1.12-1.42 1.31 1.18-1.44
Model 2 (Model 1 plus population change)        
 1st tertile (highest) 1.00   1.00   1.00   1.00  
 2nd tertile 1.05 0.95-1.16 1.12 1.03-1.22 1.19 1.07-1.32 1.12 1.00-1.24
 3rd tertile (lowest) 1.15 1.03-1.29 1.27 1.16-1.38 1.25 1.12-1.39 1.32 1.20-1.46
Model 3 (Model 1 plus education 1 )        
 1st tertile (highest) 1.00   1.00   1.00   1.00  
 2nd tertile 1.02 0.92-1.14 1.08 0.97-1.21 1.14 1.01-1.27 1.12 1.01-1.24
 3rd tertile (lowest) 1.05 0.94-1.17 1.17 1.02-1.36 1.15 1.00-1.31 1.26 1.13-1.41
External causes         
Model 1 (adjusting for population density)        
 1st tertile (highest) 1.00   1.00   1.00   1.00  
 2nd tertile 0.97 0.83-1.13 0.98 0.86-1.12 0.97 0.85-1.10 1.02 0.89-1.18
 3rd tertile (lowest) 0.80 0.68-0.94 0.92 0.80-1.05 0.90 0.79-1.03 0.83 0.72-0.95
Model 2 (Model 1 plus population change)        
 1st tertile (highest) 1.00   1.00   1.00   1.00  
 2nd tertile 0.95 0.81-1.11 0.98 0.86-1.13 0.97 0.85-1.10 0.95 0.84-1.09
 3rd tertile (lowest) 0.78 0.66-0.93 0.92 0.80-1.06 0.90 0.79-1.03 0.83 0.73-0.94
Model 3 (Model 1 plus education 1 )        
 1st tertile (highest) 1.00   1.00   1.00   1.00  
 2nd tertile 0.98 0.83-1.14 0.95 0.83-1.09 0.94 0.82-1.07 1.02 0.88-1.18
 3rd tertile (lowest) 0.81 0.69-0.96 0.80 0.67-0.96 0.84 0.72-0.98 0.81 0.69-0.94
  1. Spain, 1980, 1990, 2000 and 2010.
  2. MRR: Mortality rate ratio.
  3. 95% CI: 95% confidence interval.
  4. 1Percentage of population that had completed secondary or higher education.