Table 2.
Demographic Characteristics of Eligible Adults in Intention-to-Treat Analysis Sample*
| Randomized | Non-randomized | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Overall (N = 2010) | Reminder letter (n = 262) | Automated call (n = 309) | Text message (n = 307) | Live phone call (n = 280) | Reminder letter / Live phone call (n = 266) | Automated phone call/ Live phone call (n = 287) | Text message / Live phone call (n = 299) | Patient portal message (n = 213) | |
| % (no.) | % | % | % | % | % | % | % | % | |
| Age (years) | |||||||||
| 50–64 | 82.1 (1651) | 80.9 | 82.2 | 80.5 | 85.0 | 81.6 | 83.6 | 81.3 | 84.0 |
| 65–74 | 17.9 (359) | 19.1 | 17.8 | 19.5 | 15.0 | 18.4 | 16.4 | 18.7 | 16.0 |
| Gender | |||||||||
| Female | 52.4 (1054) | 52.3 | 53.1 | 51.8 | 52.9 | 50.4 | 52.6 | 53.8 | 52.1 |
| Male | 47.6 (956) | 47.7 | 46.9 | 48.2 | 47.1 | 49.6 | 47.4 | 46.2 | 47.9 |
| Ethnicity† | |||||||||
| Hispanic | 24.2 (487) | 24.8 | 22.7 | 25.1 | 27.5 | 22.2 | 20.6 | 26.8 | 7.5 |
| Non-Hispanic | 75.0 (1507) | 74.4 | 77.3 | 73.6 | 71.4 | 76.3 | 79.4 | 72.2 | 92.0 |
| Language | |||||||||
| English | 73.0 (1467) | 71.0 | 74.4 | 69.7 | 71.1 | 75.6 | 75.3 | 73.9 | 91.5 |
| Spanish | 19.1 (384) | 21.0 | 16.8 | 21.2 | 22.9 | 15.0 | 15.7 | 21.1 | 3.3 |
| Other | 7.9 (159) | 8.0 | 8.7 | 9.1 | 6.1 | 9.4 | 9.1 | 5.0 | 5.2 |
| Insurance status | |||||||||
| Medicaid/Medicare | 74.8 (1504) | 74.8 | 74.8 | 73.0 | 72.5 | 75.9 | 74.2 | 78.6 | 80.8 |
| Uninsured | 14.3 (288) | 14.1 | 14.9 | 14.3 | 14.6 | 12.8 | 16.0 | 13.4 | 5.6 |
| Commercial | 10.1 (202) | 9.9 | 10.0 | 12.1 | 11.1 | 10.9 | 8.7 | 7.7 | 12.2 |
| Family income | |||||||||
| <$20,000 | 49.8 (1001) | 50.0 | 47.2 | 51.1 | 52.1 | 48.1 | 49.8 | 50.2 | 43.2 |
| $20,000+ | 13.4 (270) | 11.1 | 13.3 | 15.6 | 15.4 | 11.3 | 16.0 | 11.0 | 14.1 |
| Unknown | 36.8 (739) | 38.9 | 39.5 | 33.2 | 32.5 | 40.6 | 34.1 | 38.8 | 42.7 |
*Sample excludes patients who returned fecal test before reminders were delivered
†Ethnicity unknown for 16 participants