Codes and Frequencies
For persons who completed an assistive devices questionnaire and have vision problems, WHITECANOTH reports whether the person uses any special equipment for vision problems other than a white cane, excluding eyeglasses or contact lenses.
For related variables, please use the IPUMS NHIS search function or drop-down menus.
- 1990: Persons with a completed assistive devices questionnaire and who have vision problems.
- 1990 : SUPP2WT