Table 2.
Association Between Continuity and Coordination
| Variables | Difference in Mean Coordination (95% CI) | PValue |
|---|---|---|
| Independent, unadjusteda | ||
| Continuity, raw score/SDb | 2.22 (1.3 to 3.1) | <.001 |
| High specialty care use | 0.57 (−1.5 to 2.6) | .59 |
| Independent, adjusteda | ||
| Continuity, raw score/SDb | 2.21 (1.2 to 3.2) | <.001 |
| High specialty care use | 1.23 (−1.0 to 3.4) | .27 |
| Covariates | ||
| Female | −2.71 (−4.3 to −1.1) | .001 |
| White | 3.97 (1.3 to 6.7) | .004 |
| Age (referent: 65–69), y | .03 | |
| 70–74 | 3.63 (−0.1 to 7.4) | |
| 75–79 | 5.46 (1.6 to 9.3) | |
| 80–84 | 2.89 (−1.0 to 6.8) | |
| 85+ | 4.67 (1.0 to 8.3) | |
| Chronic disease (referent: CAD) | .27 | |
| Diabetes | 1.96 (−0.4 to 4.4) | |
| Both CAD and diabetes | 1.08 (−1.7 to 3.8) | |
| Self-rated health (referent: good) | <.001 | |
| Excellent/very good | 4.55 (2.1 to 7.0) | |
| Fair/poor | −3.42 (−5.4 to −1.5) | |
| RxRisk score (referent: medium) | .53 | |
| Low | −1.21 (−3.5 to 1.1) | |
| High | 0.03 (−2.3 to 2.4) | |
| Any hospitalizations | −1.64 (−3.6 to 0.4) | .11 |
CAD = coronary artery disease; RxRisk = medication-based risk adjustment measure.36
a Excluding 77 respondents because of missing race, self-rated health, or primary care physician data.
b Interpretation: mean predicted change in coordination associated with increase of 1 SD (mean continuity=0.55; SD=0.32).