Table 3. CRC screening at six months and study arm, adjusted for covariates using multivariable logistic regression.
| Adjusted Odds Ratio estimates | |||
|---|---|---|---|
|
|
|||
| Odds Ratio | 95% CI | P value* | |
| Study Arm | NS | ||
| GERA vs Usual Care | 0.88 | 0.64-1.22 | |
| Age Category | 0.010 | ||
| 60-69 years vs 50-59 years | 1.29 | 0.89-1.86 | |
| 70-79 years vs 50-59 years | 2.27 | 1.32-3.90 | |
| Gender | NS | ||
| Male vs Female | 1.12 | 0.82-1.53 | |
| Race | NS | ||
| Black/AA vs White | 0.88 | 0.61-1.25 | |
| Other vs White | 0.87 | 0.40-1.88 | |
| Marital status† | NS | ||
| Single/Divorced/Widowed vs Married | 0.86 | 0.63-1.18 | |
| Education† | NS | ||
| <HS vs HS graduate | 2.23 | 1.20-4.16 | |
| Some college vs HS graduate | 1.13 | 0.72-1.76 | |
| College graduate vs HS graduate | 1.19 | 0.77-1.83 | |
| Regular Multivitamin Use | NS | ||
| Yes vs No | 1.32 | 0.97-1.80 | |
| Impact of Events Scale† | 0.021 | ||
| 26+ vs 0-25 | 0.49 | 0.27-0.90 | |
|
| |||
| CRC screening knowledge | 1.12 | 1.01-1.24 | 0.035 |
| Genetics & diet knowledge | 1.03 | 0.95-1.13 | NS |
*
p-value from Wald Chi Square test
†
Missing values excluded from multivariable analyses, n=4 (n=1 for Marital status, n=1 for Education, and n=2 for Impact of Events Scale)
Abbreviations: CI = Confidence interval for odds ratio; CRC = Colorectal Cancer; NS = Not significant (P>0.05)