|  | 
      
        | Download Data Files — Codebook |  
 
        
          | 
          
            | MEPS HC-236 |  
            | PANEL 23, 4-YEAR LONGITUDINAL DATA CODEBOOK |  
            | DATE:  November 8, 2023 |  
 
          
            | Variable Name: | EMPHAGY3 |  
            | Description: | AGE OF DIAGNOSIS-EMPHYSEMA 20 |  
            | Format: | 2.0 |  
            | Type: | NUM |  
            | Start: | 1067 |  
            | End: | 1068 |  
 
        
          
            |  |  |  |  
            | -8 DK | 7 | 517,942 |  
            | -1 INAPPLICABLE | 6,959 | 332,117,222 |  
            | 0 - 85 AGE AT DIAGNOSIS | 114 | 3,101,148 |  
            | TOTAL | 7,080 | 335,736,312 |  
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