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        | Download Data Files — Codebook |  
 
        
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            | MEPS HC-148 |  
            | PANEL 15 LONGITUDINAL DATA CODEBOOK |  
            | DATE:  October 19, 2017 |  
 
          
            | Variable Name: | VISION2 |  
            | Description: | VISION IMPAIRMENT (SUMMARY) - RD 2 |  
            | Format: | 2.0 |  
            | Type: | NUM |  
            | Start: | 1235 |  
            | End: | 1236 |  
 
        
          
            |  |  |  |  
            | -9 NOT ASCERTAINED |              8 |        180,282 |  
            | -1 INAPPLICABLE |            365 |      7,827,420 |  
            | 1 NO DIFFICULTY |         13,553 |    292,739,359 |  
            | 2 SOME DIFFICULTY |            456 |     10,596,045 |  
            | 3 IMPAIRED NEAR, BUT NOT FAR |            122 |      2,610,520 |  
            | 4 IMPAIRED BOTH NEAR AND FAR |             15 |        320,214 |  
            | 5 BLIND |             22 |        635,539 |  
            | TOTAL |         14,541 |    314,909,377 |  
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