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        | Download Data Files — Codebook |  
 
        
          | 
          
            | MEPS HC-144E CODEBOOK |  
            | 2011 EMERGENCY ROOM VISITS |  
            | DATE:     June 11, 2013 |  
 
          
            | Variable Name: | ERPRO1X |  
            | Description: | 2-DIGIT ICD-9-CM PROCEDURE CODE |  
            | Format: | 2.0 |  
            | Type: | CHAR |  
            | Start: | 106 |  
            | End: | 107 |  
 
        
          
            |  |  |  |  
            | -1 INAPPLICABLE |          6,118 |     55,388,448 |  
            | 08 - 16 |              1 |          5,258 |  
            | 21 - 29 |              4 |         40,386 |  
            | 30 - 34 |              1 |         28,619 |  
            | 35 - 39 |              5 |         56,005 |  
            | 42 - 54 |             16 |        149,884 |  
            | 60 - 64 |              1 |          5,187 |  
            | 65 - 71 |              3 |         17,869 |  
            | 76 - 84 |              8 |        103,659 |  
            | 85 - 86 |             25 |        326,015 |  
            | 87 - 99 |             13 |        151,068 |  
            | TOTAL |          6,195 |     56,272,398 |  
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