| 
          
            | MEPS HC-172 |  
            | PANEL 18 LONGITUDINAL DATA CODEBOOK |  
            | DATE:  October 23, 2017 |  
 
          
            | Variable Name: | STNDIF3 |  
            | Description: | DIFFICULTY STANDING 20 MINUTES - RD 3 |  
            | Format: | 2.0 |  
            | Type: | NUM |  
            | Start: | 797 |  
            | End: | 798 |  
 
        
          
            |  |  |  |  
            | -9 NOT ASCERTAINED |              1 |          6,340 |  
            | -8 DK |              1 |          6,934 |  
            | -1 INAPPLICABLE |         15,110 |    288,133,662 |  
            | 1 NO DIFFICULTY |            400 |      9,475,140 |  
            | 2 SOME DIFFICULTY |            594 |     12,360,657 |  
            | 3 A LOT OF DIFFICULTY |            335 |      6,018,556 |  
            | 4 UNABLE TO DO |            273 |      5,608,336 |  
            | TOTAL |         16,714 |    321,609,625 |  
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