From: How do people with disabilities cope while waiting for disability insurance benefits?
 | 1990s | 2000s | ||
---|---|---|---|---|
 | Mean | Standard deviation | Mean | Standard deviation |
Age | 45.1 | 0.3 | 44.4 | 0.85 |
Male | 55.2 | 1.28 | 47.2 | 3.02 |
Race | Â | Â | Â | Â |
  White | 78.1 | 1.03 | 77.8 | 2.01 |
  Black | 19.4 | 0.99 | 20.1 | 1.94 |
  Other | 2.5 | 0.37 | 2.1 | 0.6 |
Education | Â | Â | Â | Â |
  High-school drop-out | 33.8 | 1.15 | 21.7 | 2.03 |
  High-school graduate | 37.7 | 1.17 | 35.7 | 2.44 |
  Some college | 28.6 | 1.09 | 42.6 | 2.9 |
Marital status | Â | Â | Â | Â |
  Married | 51 | 1.21 | 47.7 | 2.75 |
  Divorced | 25.4 | 1.07 | 25 | 2.12 |
  Single | 18.5 | 0.97 | 22.5 | 2.95 |
Family/household structure | Â | Â | Â | Â |
  Family size | 2.7 | 0.05 | 2.6 | 0.09 |
  Household size | 2.9 | 0.05 | 2.9 | 0.07 |
  Number of kids in family | 0.7 | 0.03 | 0.7 | 0.05 |
Employment | Â | Â | Â | Â |
  Employed this month | 24.8 | 1.05 | 26.4 | 2.18 |
Income | Â | Â | Â | Â |
  Income (person) | 1,087 | 49.44 | 954 | 70.1 |
  Income (household) | 3,093 | 76.91 | 3,057 | 161.5 |
  Earnings (monthly, person) | 415 | 31.6 | 417 | 51.96 |
  Earnings (household) | 2,051 | 65.29 | 2,164 | 139.84 |
SSDI | Â | Â | Â | Â |
  Application right-censored | 13.6 | 0.83 | 19.5 | 2.19 |
  Application duration | 6.7 | 0.38 | 5.9 | 0.55 |
  Month of first benefit payment | -12.7 | 0.63 | -12.6 | 0.82 |
  Joint SSDI/SSI application | 47.8 | 1.21 | 47.6 | 2.8 |
N | 2,058 | Â | 2,536 | Â |