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        | Download Data Files — Codebook |  
 
        
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            | MEPS H23 CODEBOOK |  
            | PANEL 1 LONGITUDINAL DATA FILE |  
            | DATE:      June 3, 2013 |  
 
          
            | Variable Name: | VISION4 |  
            | Description: | VISION IMPAIRMENT (SUMMARY) - RD 4 |  
            | Format: | 2.0 |  
            | Type: | NUM |  
            | Start: | 3342 |  
            | End: | 3343 |  
 
        
          
            |  |  |  |  
            | -9 NOT ASCERTAINED |             41 |        464,742 |  
            | -1 INAPPLICABLE |            441 |      6,413,750 |  
            | 1 NO DIFFICULTY |         18,508 |    255,465,974 |  
            | 2 SOME DIFFICULTY |            657 |      9,191,546 |  
            | 3 IMPAIRED NEAR, BUT NOT FAR |            111 |      1,682,337 |  
            | 4 IMPAIRED BOTH NEAR AND FAR |             25 |        383,139 |  
            | 5 BLIND |             76 |      1,002,423 |  
            | TOTAL |         19,859 |    274,603,911 |  
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