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        | Download Data Files — Codebook |  
 
        
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            | MEPS HC-86 |  
            | PANEL 8 LONGITUDINAL DATA CODEBOOK |  
            | DATE:  October 26, 2017 |  
 
          
            | Variable Name: | VISION2 |  
            | Description: | VISION IMPAIRMENT (SUMMARY) - RD 2 |  
            | Format: | 2.0 |  
            | Type: | NUM |  
            | Start: | 1154 |  
            | End: | 1155 |  
 
        
          
            |  |  |  |  
            | -9 NOT ASCERTAINED |             17 |        229,039 |  
            | -1 INAPPLICABLE |            458 |      7,788,039 |  
            | 1 NO DIFFICULTY |         14,939 |    273,855,698 |  
            | 2 SOME DIFFICULTY |            651 |     11,760,489 |  
            | 3 IMPAIRED NEAR, BUT NOT FAR |            136 |      2,614,868 |  
            | 4 IMPAIRED BOTH NEAR AND FAR |             28 |        520,123 |  
            | 5 BLIND |             27 |        487,527 |  
            | TOTAL |         16,256 |    297,255,784 |  
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