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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: | STNDIF1 |  
            | Description: | DIFFICULTY STANDING 20 MINUTES - RD 1 |  
            | Format: | 2.0 |  
            | Type: | NUM |  
            | Start: | 1143 |  
            | End: | 1144 |  
 
        
          
            |  |  |  |  
            | -8 DK |              3 |         28,246 |  
            | -1 INAPPLICABLE |         13,308 |    285,118,132 |  
            | 1 NO DIFFICULTY |            338 |      8,547,192 |  
            | 2 SOME DIFFICULTY |            401 |      9,702,442 |  
            | 3 A LOT OF DIFFICULTY |            258 |      5,774,748 |  
            | 4 UNABLE TO DO |            233 |      5,738,618 |  
            | TOTAL |         14,541 |    314,909,377 |  
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