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CONCDIF
Amount of difficulty concentrating on activities

Codes and Frequencies



An 'X' indicates the category is available for that sample

0NIUXXXXXX
1No difficultyXXXXXX
2Some difficultyXXXXXX
3A lot of difficultyXXXXXX
4Cannot do at allXXXXXX
7Unknown-refusedXXXXXX
8Unknown-not ascertained····X·
9Unknown-don't knowXXX·XX