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TINLONG
How long bothered by ringing in ears

Codes and Frequencies



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

00NIUXXX
10Less than 1 yearX··
11Less than 3 months·XX
123 to 11 months·XX
201 to 2 yearsXXX
303 to 4 yearsXXX
405 to 9 yearsXXX
5010 years or moreX··
5110 to 14 years·XX
5215 years or more·XX
07Unknown-refusedXXX
97Unknown-not ascertained··X
98Unknown-don't knowXXX
99···