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POLNWALKND
The farthest can walk non-stop without assistive devices at present (Polio supplement)

Codes and Frequencies



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

0NIUXX
1Cannot walk at allXX
2Walk across a roomXX
3Walk up and down the streetXX
4Walk around the blockXX
5Walk a mile or moreXX
8Unknown - not ascertainedX·
9Unknown - refusedXX