Interventional studies to improve colorectal cancer (CRC) screening among the minority population
| First author, year published | Control and intervention definition | Total number of subjects (intervention group) | Total number of controls (standard or no intervention) | % Minority: African-Americans and Hispanics | CRC screening completion rate: Controls vs. Intervention, p-value |
|---|---|---|---|---|---|
| Myers, 2007 | Control: No intervention Group 1: Standard letter Group 2: Standard letter and tailored messages Group 3: Standard, tailored message and phone call | Group 1: N=387 Group 2: N=386 Group 3: N=386 | N= 387 | 58% | Controls: 32.56% Group 1: 45.74% Group 2: 43.78% Group 3: 48.45%, P < 0.05 |
| Horne, 2014 | Control: Educational Material Intervention: Patient Navigator | N=578 | N=642 | >50% | Controls vs intervention: 91% vs 94%, P = 0.04 |
| Cole, 2017 | Control: Patient Motivational Interview for Blood Pressure Intervention1: Patient Navigation Intervention 2: Patient Navigation and Motivational Interview | N1=234 N2=254 | N = 238 | 100% | Control vs intervention 1 vs intervention 2: 8.4% vs 17.5% vs. 17.8, P < 0.01 |
| DeGroff, 2017 | Control: Standard Care Intervention: Patient Navigation | N=429 | N=427 | >50% | Control vs Intervention: 53.2% vs 61.1%, P = 0.02 |
| Ford, 2006 | Control: Patients did not receive monthly communication from case managers Intervention: Patients received monthly communications from case managers | N= 352 | N = 351 | 100% | Control vs Intervention: 51.3% vs 68.9%, P = .10 |
| Basch, 2006 | Control: patients were mailed printed materials Intervention: Patients received a tailored telephone outreach | N = 226 | N = 230 | >50% | Control vs Intervention: 6.1% vs 27.0%, 95% CI: 2.6, 7.7 |
| Khankari, 2007 | Control: baseline screening rate Intervention: Mailing screening-eligible patients a physician letter. Physicians were also trained to review health literacy and ‘best practices.’’ | N = 154 | N = 174 | >95% | Control vs Intervention: 11.5% vs 27.9%, P < .001 |
| Friedman, 2007 | Medical residents received educational intervention Control = Rate of CRC screening by residents 6 months prior to education Intervention = Rate of CRC screening by residents 6 months post education | N = 132 | N = 116 | 100% | Control vs Intervention: 26.7% vs 59.1%, P < 0.001 |