Table 2.
The population characteristics and percentages of agreement in both contact and biobank preferences within each factor for the individuals who responded to the questionnaire (total n = 25 768)
| Contact preference |
Biobank preference |
||||
|---|---|---|---|---|---|
| Variable | Factor | Agreed | Declined | Agreed | Declined |
| Total | 18 892 (73.3%) | 6876 (26.7%) | 19 713 (76.5%) | 6055 (23.5%) | |
| Gender | Female | 11 863 (71.5%) | 4728 (28.5%) | 12 290 (74.1%) | 4301 (25.9%) |
| Male | 7029 (76.6%) | 2148 (23.4%) | 7423 (80.9%) | 1754 (19.1%) | |
| Age | 18–35 | 3023 (68.1%) | 1414 (31.9%) | 3235 (72.9%) | 1202 (27.1%) |
| 36–50 | 4055 (71.9%) | 1582 (28.1%) | 4181 (74.2%) | 1456 (25.8%) | |
| 51–65 | 6580 (74.4%) | 2269 (25.6%) | 6791 (76.7%) | 2058 (23.3%) | |
| >65 | 5234 (76.5%) | 1611 (23.5%) | 5506 (80.4%) | 1339 (19.6%) | |
| Race | White | 16 492 (75.4%) | 5390 (24.6%) | 17 402 (79.5%) | 4480 (20.5%) |
| African American | 1717 (60.4%) | 1125 (39.6%) | 1596 (56.2%) | 1246 (43.8%) | |
| American Indian | 19 (65.5%) | 10 (34.5%) | 17 (58.6%) | 12 (41.4%) | |
| Asian | 116 (57.4%) | 86 (42.6%) | 130 (64.4%) | 72 (35.6%) | |
| Other | 303 (68.7%) | 138 (31.3%) | 315 (71.4%) | 126 (28.6%) | |
| Unknown | 245 (65.9%) | 127 (34.1%) | 253 (68%) | 119 (32%) | |
| Ethnicity | Non-Hispanic | 18 031 (73.5%) | 6492 (26.5%) | 18 827 (76.8%) | 5696 (23.2%) |
| Hispanic | 166 (73.8%) | 59 (26.2%) | 157 (69.8%) | 68 (30.2%) | |
| Unknown | 695 (68.1%) | 325 (31.9%) | 729 (71.5%) | 291 (28.5%) | |
| Marital status | Married or significant other | 1357 (77.9%) | 386 (22.1%) | 1323 (75.9%) | 420 (24.1%) |
| Divorced or separated | 12 996 (74.1%) | 4536 (25.9%) | 13 679 (78%) | 3853 (22%) | |
| Single | 3722 (70.2%) | 1579 (29.8%) | 3824 (72.1%) | 1477 (27.9%) | |
| Widowed | 555 (70.5%) | 232 (29.5%) | 608 (77.3%) | 179 (22.7%) | |
| Unknown | 262 (64.7%) | 143 (35.3%) | 279 (68.9%) | 126 (31.1%) | |
| Payer category | Private or commercial | 10 543 (71.3%) | 4250 (28.7%) | 11 049 (74.7%) | 3744 (25.3%) |
| Medicaid | 652 (72.3%) | 250 (27.7%) | 630 (69.8%) | 272 (30.2%) | |
| Medicare | 6622 (77.4%) | 1934 (22.6%) | 6903 (80.7%) | 1653 (19.3%) | |
| Military or Other Gov. | 498 (70.5%) | 208 (29.5%) | 544 (77.1%) | 162 (22.9%) | |
| Self-pay | 577 (71.1%) | 234 (28.9%) | 587 (72.4%) | 224 (27.6%) | |
| CCI | C_0 | 8029 (69.4%) | 3535 (30.6%) | 8465 (73.2%) | 3099 (26.8%) |
| C_1 | 3774 (73.9%) | 1330 (26.1%) | 3865 (75.7%) | 1239 (24.3%) | |
| C_2–3 | 3733 (76.8%) | 1125 (23.2%) | 3857 (79.4%) | 1001 (20.6%) | |
| C_4–7 | 1703 (76.9%) | 511 (23.1%) | 1773 (80.1%) | 441 (19.9%) | |
| C_8+ | 1653 (81.5%) | 375 (18.5%) | 1753 (86.4%) | 275 (13.6%) | |
χ2 test P-values <0.001 for all variables for both preferences.
Abbreviations:CCI: Charlson Comorbidity Index: C_0: CCI = 0; C_1: CCI = 1; C_2–3: CCI = 2 or 3; C_4–7: CCI between 4 and 7 inclusive; C_8+: CCI 8 or more.