Variable Details
Available Studies
MAP, MARS, Clinical Core, LATC
Categories
SES and Cognitive Resources,
Demographics
Income
Income level at baseline (10-level)
Income level at baseline is measured at the baseline interview with a single question. Participants are asked to select one of ten levels of total family income using the 'show-card' method.
Participants are asked the following question:
Which of these income groups represents your personal income for the past month or year? Include income from all sources such as wages, salaries, social security or retirement benefits, help from relatives, rent from property, and so forth.
Response choices:
| Response value | Chart letter | Income range |
|---|---|---|
| 1 | Q | $0 - $4,999 |
| 2 | R | $5,000 - $9,999 |
| 3 | S | $10,000 - $14,999 |
| 4 | T | $15,000 - $19,999 |
| 5 | U | $20,000 - $24,999 |
| 6 | V | $25,000 - $29,999 |
| 7 | W | $30,000 - $34,999 |
| 8 | X | $35,000 - $49,999 |
| 9 | Y | $50,000 - $74,999 |
| 10 | Z | $75,000 and over |
Note: A longitudinal version of this variable is available for MAP participants beginning in 2008.
Publications
Wilson RS, Scherr PA, Schneider JA, Tang Y, Bennett DA. Relation of cognitive activity to risk of developing Alzheimer disease. Neurology. 2007 Nov 13; 69 (20):1911-20. PubMed PMID: 17596582; PubMedCentral PMCID:
Boyle PA, Buchman AS, Bennett DA. Purpose in life is associated with a reduced risk of incident disability among community-dwelling older persons. The American journal of geriatric psychiatry : official journal of the American Association for Geriatric Psychiatry. 2010 Jun 10; 18 (12):1093-102. PubMed PMID: 20808115; PubMedCentral PMCID: PMC2992099