Receipt of Diabetes Preventive Care Services Among Adults With Diabetes in OCHIN Clinics, by Continuity of Insurance Coverage, 2005–2007
| Study Population (n [%]) | Low-Density Lipoprotein Screen (%) | Influenza Vaccination (%) | HbA1c Screen (%) | Microalbumin Screen (%) | |||||
|---|---|---|---|---|---|---|---|---|---|
| ≥1* | ≥3* | ≥1* | ≥3* | ≥1* | ≥3* | ≥1* | ≥3* | ||
| Continuously insured | 1764 (52.1) | 83.1 | 47.6 | 75.9 | 25.3 | 94.1 | 72.3 | 61.2 | 18.9 |
| Continuously uninsured | 909 (26.9) | 68.4 | 27.2 | 62.4 | 8.3 | 91.0 | 57.5 | 57.8 | 14.1 |
| Partially insured | 711 (21.0) | 64.4 | 31.7 | 65.7 | 14.5 | 85.0 | 57.4 | 51.6 | 12.7 |
| Percent of the study period with coverage† | |||||||||
| 1% to 19% | 53 (7.5) | 69.8 | 26.4 | 60.4 | 13.2 | 90.6 | 64.2 | 64.2 | 9.4 |
| 20% to 39% | 91 (12.8) | 60.4 | 28.6 | 56.0 | 8.8 | 82.4 | 53.9 | 46.2 | 14.3 |
| 40% to 59% | 65 (9.1) | 70.8 | 27.7 | 56.9 | 12.3 | 90.8 | 53.9 | 63.1 | 18.5 |
| 60% to 79% | 188 (26.4) | 63.8 | 35.6 | 69.7 | 14.9 | 87.8 | 59.0 | 52.1 | 13.3 |
| 80% to 99% | 314 (44.2) | 63.7 | 31.9 | 68.8 | 16.6 | 81.9 | 57.0 | 48.4 | 11.2 |
Demographic and preventive services data from OCHIN safety net clinic networked electronic health record dataset; insurance coverage confirmed through individual links to Medicaid enrollment data (2005–2007). OCHIN originally stood for the Oregon Community Health Information Network; it was renamed just “OCHIN” as clinics in states other than Oregon became OCHIN members.
↵* χ2; P < .0001, comparing percent of those continuously insured, continuously uninsured, and partially insured who received the service ≥1 times versus never or ≥3 times versus <3 times, as indicated.
↵† Among the 711 partially insured patients.
HbA1c, glycohemoglobin.