Table 3.
Adjusted Mean Proportion of All Primary Care Visits Kept Among Patients During Preintervention and Intervention Periods, Retention in Care Study, 2008–2010
| Visits Kept, Mean Proportion (No.) |
||||
|---|---|---|---|---|
| Variable | Preintervention Year (2008–2009) | Intervention Year (2009–2010) | Relative Improvement, %a | P |
| Overall (no adjustment) | 0.700 (9407) | 0.724 (10 344) | 3.4 | <.0001 |
| Overall (adjusted) | 0.679 (9407) | 0.699 (10 344) | 3.0 | <.0001 |
| Patient type | ||||
| New or reengaging | 0.649 (1310) | 0.699 (1371) | 7.6 | <.0001 |
| Active | 0.678 (8097) | 0.694 (8973) | 2.4 | <.0001 |
| Viral loadb | ||||
| Undetectablec | 0.723 (6142) | 0.738 (7131) | 2.0 | .0004 |
| Detectable | 0.622 (3265) | 0.656 (3213) | 5.5 | <.0001 |
| CD4 cell count,b cells/mm3 | ||||
| <350 | 0.663 (3719) | 0.697 (3922) | 5.1 | <.0001 |
| ≥350 | 0.688 (5558) | 0.702 (6115) | 1.9 | <.0020 |
| Scheduled visits for care, No. | ||||
| 1–3 | 0.647 (4142) | 0.676 (5215) | 4.5 | <.0001 |
| 4–6 | 0.705 (3589) | 0.720 (3600) | 2.1 | .003 |
| ≥7 | 0.668 (1676) | 0.678 (1529) | 1.5 | .131 |
| Sex | ||||
| Male | 0.677 (6124) | 0.697 (6708) | 3.0 | <.0001 |
| Female | 0.680 (3249) | 0.702 (3598) | 3.3 | .0001 |
| Age group, years | ||||
| 16–29 | 0.604 (526) | 0.662 (638) | 9.6 | .0002 |
| 30–39 | 0.666 (1667) | 0.684 (1749) | 2.7 | .060 |
| 40–49 | 0.688 (3554) | 0.708 (3739) | 2.8 | .0010 |
| 50–85 | 0.742 (3660) | 0.761 (4218) | 2.5 | .0003 |
| Race/ethnicity | ||||
| Black | 0.668 (5985) | 0.689 (6641) | 3.3 | <.0001 |
| White | 0.693 (1593) | 0.712 (1697) | 2.7 | .022 |
| Other race | 0.715 (123) | 0.757 (142) | 5.9 | .184 |
| Hispanic | 0.686 (1706) | 0.705 (1864) | 2.7 | .033 |
| HIV risk group | ||||
| MSM | 0.698 (2629) | 0.712 (2888) | 2.1 | .03 |
| MSM plus IDUs | 0.640 (225) | 0.645 (226) | 0.9 | .790 |
| Otherd | 0.638 (710) | 0.690 (819) | 8.1 | <.0001 |
| Heterosexuals | 0.689 (4597) | 0.706 (5120) | 2.4 | .0010 |
| IDUs | 0.615 (1246) | 0.645 (1291) | 4.9 | .0020 |
| Insurance | ||||
| Private | 0.709 (1589) | 0.722 (1709) | 1.8 | .11 |
| Medicare | 0.682 (2087) | 0.702 (2186) | 3.0 | .004 |
| Medicaid | 0.638 (3047) | 0.656 (3275) | 2.9 | .002 |
| Other/RW/nonee | 0.656 (2684) | 0.683 (3174) | 4.2 | .0002 |
Model adjusted for age, viral load, number of scheduled appointments, insurance, and clinic site. Missing data on age, viral load, and insurance are excluded from the table.
Abbreviations: HIV, human immunodeficiency virus; IDUs, injection drug users; MSM, men who have sex with men; RW, Ryan White coverage.
a Change in retention measure from preintervention period to intervention period, expressed as a percentage of the measure for the preintervention period.
b Based on clinical records no more than ±99 days from anchor visit in preintervention and intervention periods.
c Undetectable viral loads were defined as HIV RNA levels ≤400 copies/mL.
d “Other” category includes other factors, unknown and undetermined factors, no risk factors identified, and missing data.
e For insurance, “other” includes university or local charity programs.