Table 2 Representativeness of enrolled participants to US census data and by active and passive recruitment strategies
Demo-graphic charac-teristics | U.S. census data (<65 years) | All screened n = 1,056a | Eligible n = 620b | Active recruitment | Passive recruitment | Cluster-adjusted t-test p-value | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
|  |  |  |  | Eligible n = 455 (1) | Enrolled n = 199 (2) | Not Enrolled n = 256 (3) | Eligible n = 124 (4) | Enrolled n = 102 (5) | Not Enrolled n = 22 (6) | (1) vs. (4) | (2) vs. (3) | (5) vs. (6) |
Female | 48.1% | 77.2% | 77.3% | 73.8% | 77.9% | 70.7% | 87.9% | 88.2% | 86.4% | 0.000 | 0.083 | 0.842 |
Mean Age (SD) | 40.8 | 43.3 (14.6) | 40.1 (13.5) | 39.0 (13.2) | 40.7 (12.9) | 37.7 (13.3) | 44.3 (14.0) | 44.1 (14.0) | 45.2 (14.5) | 0.133 | 0.054 | 0.780 |
White | 93.9% | 88.8% | 90.3% | 89.5% | 92.0% | 87.5% | 92.7% | 95.1% | 81.8% | 0.178 | 0.302 | 0.169 |
Hispanic | 1.6% | 2.1% | 1.4% | 1.2% | 0.5% | 1.8% | 1.6% | 2% | 0% | 0.766 | 0.091 | 0.206 |
Beyond High school | 57.9% | 65.1% | 60.4% | 58.6% | 64.3% | 54.1% | 72.6% | 75.5% | 59.1% | 0.046 | 0.049 | 0.203 |
Mean Income (SD) | $48,105 | $24,609 (17,651) | $21,981 (16,443) | $20,045 (15,257) | $19,548 (15,423) | $20,447 (15,141) | $29,073 (18,139) | $30,245 (18,177) | $23,636 (17,333) | 0.002 | 0.635 | 0.077 |
Mean Health Literacy: Total (SD)c | Â | 13.3 (2.3) | 13.2 (2.4) | 13.2 (2.4) | 13.3 (2.3) | 13.1 (2.4) | 13.5 (2.2) | 13.7 (1.9) | 13.0 (3.3) | 0.190 | 0.389 | 0.433 |