Table 2. Number and Percent Distribution of Medicare Beneficiaries in the Study by Buy-in Status and Age, Sex, and Race, U.S., July 1, 1978.
| Age, Sex, and Race | All Persons | Without Buy-in | With Buy-in | |||
|---|---|---|---|---|---|---|
|
|
|
|
||||
| Number (000) |
Percent | Number (000) |
Percent | Number (000) |
Percent | |
| U.S. Total | 22,954 | 100.0 | 20,574 | 100.0 | 2,380 | 100.0 |
| Age | ||||||
| 65-69 | 7,663 | 33.4 | 7,165 | 34.8 | 498 | 20.9 |
| 70-74 | 6,025 | 26.3 | 5,511 | 26.8 | 514 | 21.6 |
| 75-79 | 4,352 | 19.0 | 3,833 | 18.3 | 520 | 21.8 |
| 80-84 | 2,852 | 12.4 | 2,441 | 11.9 | 412 | 17.3 |
| 85 and over | 2,061 | 9.0 | 1,625 | 7.9 | 437 | 18.3 |
| Sex | ||||||
| Men | 9,180 | 40.0 | 8,493 | 41.3 | 687 | 28.8 |
| Women | 13,774 | 60.0 | 12,080 | 58.7 | 1,694 | 71.2 |
| Race | ||||||
| White | 20,479 | 89.2 | 18,722 | 91.0 | 1,756 | 73.8 |
| Other | 1,852 | 8.1 | 1,273 | 6.2 | 579 | 24.3 |
| Unknown | 623 | 2.7 | 579 | 2.8 | 45 | 1.9 |
SOURCE: Health Care Financing Administration, Bureau of Data Management and Strategy, Office of Statistics and Data Management: Data from the Medicare Statistical System.