Logistic Regression Results Examining the Effect of Income Quintile on the Likelihood of Patients Receiving at Least 1 Screening Test for Which They Were Due Within 6-Months Postintervention (Intention-to-Treat Analysis), Adjusted for Age, Female Patients
| Income Quintile Subgroup | No. of patients | No./Total No. (%) | Odds Ratio (95% CI) | P value for Interaction | |
|---|---|---|---|---|---|
| Reminder Letter and Received at Least 1 Screening Test for Which They Were Due | Reminder Phone Call and Received at Least 1 Screening Test for Which They Were Due | ||||
| Q1 (lowest) | 984 | 152/504 (30.2) | 191/480 (39.8) | 1.53 (1.17–2.00) | .9871 |
| Q2 | 625 | 100/304 (32.9) | 128/321 (39.9) | 1.36 (0.97–1.89) | |
| Q3 | 593 | 99/288 (34.4) | 127/305 (41.6) | 1.33 (0.95–1.86) | |
| Q4 | 555 | 114/278 (41.0) | 115/277 (41.5) | 1.02 (0.73–1.43) | |
| Q5 (highest) | 730 | 121/390 (31.0) | 150/340 (44.1) | 1.73 (1.28–2.36) | |
CI, confidence interval.