- Almost 60 percent of the uninsured in 2001 were younger than 35. Younger adults change jobs often, have more stretches without employment and are more likely to work in jobs that do not offer insurance.

- Blacks are twice as likely to be uninsured as whites; Hispanics are three times as likely.

- Those who work in small businesses -- with fewer than 25 workers -- are half as likely to have health insurance as those whose companies employ 100 or more.

- People lose health insurance primarily when they change jobs, lose jobs, retire before age 65 or "age out of" parents' policies.

- Americans at or near the poverty level are more likely to be uninsured. However, increasing numbers of the uninsured are middle- and upper-income people. Of the 1.4 million who joined the ranks of the uninsured in 2001, 57 percent lived in homes with incomes of $75,000 or more.

- More than 14 million uninsured Americans are eligible for public programs but have not enrolled in them.