CODEBOOK
V2018: Prospective Cohort Study of Kidney Disease in Children                              3-14-2018
Summary of Hand Grip Strength Test

Start  ____Field____                      Section/
Column Len  Format       Variable         Question          Description		     Code
------ --- --------- ---------------- ------------ ------------------------------ ------------------------------
    1    6 6.0       KID              A.1          Participant ID                 100000= 100000                
                                                                                  .                             
                                                                                  .                             
                                                                                  699999= 699999                

    7    3 3.0       VISIT            A.2          Visit #                        00= 00                        
                                                                                  .                             
                                                                                  .                             
                                                                                  999= 999                      

   10    6 6.2       Strengthmax                   Grip Strength (kg), Maximum    0.00= 0.00                    
                                                   of any of the 6 tests          .                             
                                                                                  .                             
                                                                                  999.00= 999.00                

   16    6 6.2       Strengthmaxlb                 Grip Strength (lbs), Maximum   0.00= 0.00                    
                                                   of any of the 6 tests          .                             
                                                                                  .                             
                                                                                  999.00= 999.00                

   22    6 6.2       StrengthL                     Maximum Grip Strength - Left   0.00= 0.00                    
                                                   Hand (lbs)                     .                             
                                                                                  .                             
                                                                                  999.00= 999.00                

   28    6 6.2       StrengthR                     Maximum Grip Strength - Right  0.00= 0.00                    
                                                   Hand (lbs)                     .                             
                                                                                  .                             
                                                                                  999.00= 999.00                

   34    6 6.2       StrengthSum                   Combined Grip Strength (lbs)   0.00= 0.00                    
                                                                                  .                             
                                                                                  .                             
                                                                                  999.00= 999.00                

   40    3 3.0       StrLevel                      Combined Grip Strength among   1= Below                      
                                                   kids aged 7 to <15y (Canadian  2= Average                    
                                                   Fitness Reference)             3= Above                      
                                                                                  -1= N/A                       
                                                                                  -9= Missing                   

   43    3 3.0       StrLevelo                     Combined Grip Strength among   1= Poor                       
                                                   kids aged >=15y (Canadian      2= Fair                       
                                                   Society Reference)             3= Good                       
                                                                                  4= Very Good                  
                                                                                  5= Excellent                  
                                                                                  -1= N/A                       
                                                                                  -9= Missing                   

   46    3 3.0       nbTmiss                       Number of missing tests        0.00= 0.00                    
                                                                                  .                             
                                                                                  .                             
                                                                                  99.00= 99.00                  
                                                                                  -1= N/A                       
                                                                                  -9= Missing                   

   49    3 3.0       nbHmiss                       Number of missing data on      0.00= 0.00                    
                                                   hand used for the test         .                             
                                                                                  .                             
                                                                                  99.00= 99.00                  
                                                                                  -1= N/A                       
                                                                                  -9= Missing                   

   52    3 3.0       nbqE                          Number of questionable efforts 0.00= 0.00                    
                                                                                  .                             
                                                                                  .                             
                                                                                  99.00= 99.00                  
                                                                                  -1= N/A                       
                                                                                  -9= Missing                   

   55    3 3.0       testperformed                 Test performed                 1= Yes                        
                                                                                  2= No                         

   58    6 $         VERSION                       Version number of data         V01.01= Version 01,
                                                                                     in Visit 01.
                                                                                  .
                                                                                  .
                                                                                  V99.03= Version 03,
                                                                                     in Visit 99.