Table 4. Factor Enabling Participation in Clinical Trials.
| Reimburse (n=2612) |
Insurance (n=3030) |
Transport (n=2022) |
Childcare (n=1144) |
Knowledge (n=3313) |
Time Comt. (n=2345) |
No Name (n=1927) |
Follow- up (n=3418) |
Added Care (n=3302) |
|
|---|---|---|---|---|---|---|---|---|---|
| % | % | % | % | % | % | % | % | % | |
| Race/Gender | *** | *** | *** | * | * | *** | ** | ||
| White male | 58.0 | 64.2 | 40.0 | 20.4 | 66.0 | 48.5 | 35.7 | 69.1 | 66.9 |
| White female | 51.3 | 63.1 | 39.2 | 22.1 | 68.8 | 48.5 | 40.9 | 71.3 | 68.5 |
| Black male | 42.8 | 49.7 | 38.6 | 28.2 | 64.2 | 48.4 | 40.2 | 59.8 | 61.4 |
| Black female | 44.0 | 51.3 | 44.3 | 26.9 | 62.2 | 44.6 | 41.0 | 59.5 | 60.5 |
| Other male | 48.5 | 57.1 | 47.8 | 35.3 | 73.5 | 43.9 | 45.6 | 67.6 | 67.2 |
| Other female | 54.5 | 47.8 | 52.2 | 29.8 | 68.2 | 52.2 | 39.1 | 67.4 | 67.4 |
| Age Group | *** | *** | *** | *** | *** | *** | *** | *** | |
| Under 65 | 57.3 | 64.8 | 40.6 | 26.8 | 69.9 | 49.9 | 41.8 | 70.6 | 69.6 |
| 65 and over | 37.0 | 48.5 | 39.1 | 10.0 | 57.2 | 42.2 | 29.6 | 60.5 | 56.2 |
| Health Status | *** | ** | |||||||
| Poor | 50.9 | 62.8 | 55.1 | 22.5 | 64.0 | 49.0 | 29.7 | 64.8 | 68.6 |
| Not poor* | 52.4 | 60.7 | 39.4 | 22.6 | 66.8 | 47.9 | 39.3 | 68.3 | 66.1 |
| Education | *** | *** | *** | *** | *** | ** | ** | *** | *** |
| Never attended | 63.6 | 45.5 | 36.4 | 36.4 | 63.6 | 45.5 | 45.5 | 63.6 | 63.6 |
| Elementary | 36.6 | 47.1 | 41.6 | 17.3 | 49.3 | 38.7 | 29.7 | 48.6 | 50.7 |
| Some high school | 45.1 | 51.6 | 45.1 | 29.0 | 58.5 | 45.8 | 32.6 | 55.0 | 53.8 |
| High school grad | 48.0 | 59.4 | 43.4 | 25.3 | 66.3 | 47.4 | 38.3 | 64.3 | 64.1 |
| Some college | 60.0 | 66.3 | 41.2 | 23.9 | 72.2 | 52.2 | 42.7 | 74.2 | 72.9 |
| College grad | 53.7 | 61.8 | 33.0 | 16.4 | 66.2 | 43.7 | 38.8 | 72.2 | 65.6 |
| Some graduate school | 60.3 | 68.3 | 41.1 | 16.5 | 65.5 | 54.9 | 36.2 | 80.4 | 77.5 |
| Graduate degree | 55.4 | 62.3 | 32.0 | 15.6 | 68.5 | 48.8 | 39.2 | 75.3 | 72.1 |
| Insurance Status | *** | *** | *** | *** | *** | ** | *** | *** | *** |
| No insurance | 57.3 | 63.3 | 42.8 | 28.7 | 68.8 | 47.9 | 43.0 | 70.8 | 70.4 |
| through work or union | 56.4 | 64.5 | 38.0 | 24.4 | 69.1 | 50.9 | 41.7 | 70.2 | 68.8 |
| Another's work or union | 55.8 | 62.3 | 38.6 | 25.9 | 68.6 | 45.7 | 40.7 | 69.8 | 66.0 |
| Purchased directly | 52.4 | 62.5 | 34.2 | 22.0 | 67.7 | 47.7 | 38.5 | 66.9 | 69.4 |
| Medicare | 41.0 | 53.5 | 44.3 | 13.4 | 60.5 | 44.5 | 31.1 | 64.0 | 60.2 |
| Medicaid | 58.5 | 64.2 | 57.1 | 44.3 | 73.9 | 57.1 | 38.1 | 72.5 | 73.1 |
| Other group | 49.3 | 51.5 | 40.8 | 18.3 | 64.8 | 44.3 | 40.0 | 65.2 | 61.4 |
| Veterans' Administration | 45.3 | 41.5 | 43.9 | 17.9 | 53.7 | 35.4 | 29.9 | 50.0 | 55.2 |
| Income Level | *** | *** | * | * | ** | ||||
| Less than $7,500 | 57.4 | 62.5 | 54.5 | 31.3 | 73.4 | 52.2 | 41.8 | 69.0 | 69.8 |
| $7,500-$14,999 | 52.3 | 61.1 | 51.6 | 26.9 | 63.5 | 49.3 | 39.8 | 65.7 | 67.4 |
| $15,000-$24,999 | 57.6 | 64.9 | 50.0 | 28.9 | 70.3 | 50.3 | 44.8 | 70.4 | 69.1 |
| $25,000-$34,999 | 54.6 | 64.8 | 44.7 | 26.5 | 71.0 | 50.8 | 41.6 | 68.8 | 68.8 |
| $35,000-$49,999 | 57.9 | 69.5 | 43.0 | 26.3 | 73.8 | 52.3 | 41.7 | 77.2 | 75.3 |
| $50,000-$74,999 | 58.1 | 65.4 | 37.3 | 21.1 | 70.0 | 51.0 | 40.4 | 73.8 | 69.6 |
| $75,000-$99,999 | 58.9 | 64.9 | 32.2 | 21.6 | 69.7 | 49.2 | 40.7 | 73.8 | 70.5 |
| $100,000 or more | 52.8 | 60.8 | 25.1 | 16.0 | 66.0 | 52.9 | 31.4 | 74.3 | 66.7 |
| Geographic Area | * | *** | *** | ** | ** | *** | *** | ||
| Urban Baltimore City | 49.2 | 52.4 | 39.1 | 22.9 | 61.7 | 45.3 | 38.3 | 60.6 | 61.2 |
| Rural Eastern Shore | 51.7 | 60.4 | 38.4 | 21.9 | 66.8 | 47.4 | 38.6 | 68.8 | 65.9 |
| Rural Western Maryland | 55.6 | 66.7 | 46.1 | 24.4 | 68.9 | 51.1 | 39.6 | 70.3 | 70.1 |
*
p<.05,
**
p<.01,
***
p<.001 by the χ2 test.