| 
          
            | MEPS HC-183 |  
            | PANEL 19 LONGITUDINAL DATA CODEBOOK |  
            | DATE: September 7, 2017 |  
 
          
            | Variable Name: | WHNHEL2 |  
            | Description: | WHEN DR ADVISE BIKE HELMET (2-17)-R2 |  
            | Format: | 2.0 |  
            | Type: | NUM |  
            | Start: | 1161 |  
            | End: | 1162 |  
 
        
          
            |  |  |  |  
            | -8 DK |              3 |         17,997 |  
            | -1 INAPPLICABLE |         14,351 |    297,574,127 |  
            | 1 WITHIN PAST YEAR |          1,234 |     21,210,255 |  
            | 2 WITHIN PAST 2 YEARS |            178 |      2,743,809 |  
            | 3 MORE THAN 2 YEARS |            132 |      3,031,893 |  
            | TOTAL |         15,898 |    324,578,082 |  
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