Table 2.
Logistic regression models testing the effect of age, race, sex, education, stroke severity and functional status on respondents’ willingness to have been enrolled in a research study with an EFIC, stratified by invasiveness of the proposed research (n = 194)
| Odds ratio | 95% CI | p value | |
|---|---|---|---|
| A nurse reviewing your medical records only? | |||
| Age per year | 0.98 | 0.96−1.01 | 0.229 |
| Nonblack vs. black | 0.56 | 0.24−1.34 | 0.195 |
| Male vs. female | 1.54 | 0.71−3.33 | 0.277 |
| More than 12th grade vs. less than 12th grade education | 1.11 | 0.48−2.59 | 0.805 |
| Prestroke modified Rankin score | 1.29 | 0.89−1.86 | 0.174 |
| Estimated NIHSSS | 1.03 | 0.94−1.13 | 0.502 |
| Proxy vs. subject | 0.93 | 0.37−2.31 | 0.867 |
| Subsequent stroke | 0.95 | 0.34−2.66 | 0.914 |
| Getting some of your blood only? | |||
| Age per year | 0.98 | 0.95−1.00 | 0.088 |
| Nonblack vs. black | 0.84 | 0.36−1.96 | 0.680 |
| Male vs. female | 2.19 | 1.08−4.45 | 0.030 |
| More than 12th grade vs. less than 12th grade education | 0.93 | 0.43−2.01 | 0.844 |
| Prestroke modified Rankin score | 1.14 | 0.83−1.57 | 0.425 |
| Estimated NIHSSS | 1.00 | 0.93−1.08 | 0.962 |
| Proxy vs. subject | 0.64 | 0.29−1.44 | 0.283 |
| Subsequent stroke | 1.50 | 0.54−4.17 | 0.434 |
| Some of your blood for genetics only? | |||
| Age per year | 0.98 | 0.96−1.01 | 0.227 |
| Nonblack vs. black | 0.87 | 0.38−1.97 | 0.733 |
| Male vs. female | 1.59 | 0.80−3.15 | 0.183 |
| More than 12th grade vs. less than 12th grade education | 0.92 | 0.43−1.96 | 0.830 |
| Prestroke modified Rankin score | 1.00 | 0.73−1.36 | 0.989 |
| Estimated NIHSSS | 1.02 | 0.95−1.10 | 0.596 |
| Proxy vs. subject | 0.99 | 0.44−2.22 | 0.979 |
| Subsequent stroke | 1.02 | 0.40−2.58 | 0.965 |
| Getting medications to treat your stroke? | |||
| Age per year | 0.97 | 0.94−0.99 | 0.007 |
| Nonblack vs. black | 0.50 | 0.23−1.10 | 0.083 |
| Male vs. female | 1.44 | 0.75−2.75 | 0.274 |
| More than 12th grade vs. less than 12th grade education | 0.95 | 0.46−1.96 | 0.897 |
| Prestroke modified Rankin score | 0.92 | 0.68−1.24 | 0.577 |
| Estimated NIHSSS | 1.02 | 0.95−1.10 | 0.566 |
| Proxy vs. subject | 1.29 | 0.59−2.81 | 0.529 |
| Subsequent stroke | 1.51 | 0.60−3.77 | 0.378 |
| An invasive procedure to treat your stroke? | |||
| Age per year | 0.97 | 0.94−0.99 | 0.008 |
| Nonblack vs. black | 0.49 | 0.22−1.08 | 0.075 |
| Male vs. female | 1.66 | 0.87−3.17 | 0.125 |
| More than 12th grade vs. less than 12th grade education | 1.41 | 0.69−2.87 | 0.350 |
| Prestroke modified Rankin score | 0.95 | 0.71−1.28 | 0.741 |
| Estimated NIHSSS | 1.06 | 0.98−1.14 | 0.170 |
| Proxy vs. subject | 1.77 | 0.80−3.91 | 0.162 |
| Subsequent stroke | 0.94 | 0.39−2.26 | 0.885 |