Table 3. Outcomes of COPD patients cared for by a primary care physician or an Advance Practice Provider (APP) during 2010.
| Overall (Yes) | MD | APP | Adjusted p Value | Adjusted ORa, 95% CI (ref = MD) | |
|---|---|---|---|---|---|
| Total N | 7257 | 5258 | 1999 | ||
| ER visit in 2010 (%) | 79.37 | 80.07 | 77.54 | 0.43 | 0.95 (0.83–1.08) |
| ER visit for primary COPD in 2010 (%) | 14.21 | 14.59 | 13.21 | 0.03 | 0.84 (0.71–0.98) |
| 30-day readmission in 2010 (%) | 17.24 | 17.25 | 17.21 | 0.59 | 0.96 (0.83–1.11) |
| Pulmonary specialist visit within 30 days after COPD hospitalization (%)b | 18.58 | 17.89 | 20.36 | 0.01 | 1.25 (1.07–1.48) |
| Primary care physician visit within 30 days after COPD hospitalization (%)b | 67.22 | 73.03 | 52.09 | < .001 | 0.38 (0.33–0.43) |
| Primary care physician or Pulmonary visit within 30 days after COPD hospitalization (%)b | 73.51 | 77.97 | 61.89 | < .001 | 0.44 (0.39–0.51) |
Definition of abbreviations: COPD = chronic obstructive pulmonary disease; MD = Doctor of Medicine; APP = Advance practice provider; CI = Confidence interval; OR = Odds ratio; ER = emergency department.
Adjusted ORa: Logistic regression model were used to estimate odds ratio, adjusted by age, gender, race, region, metro/non-metro area, Medicaid Eligibility, elixhauser comorbidity score, outpatient visit in the previous year and hospitalization in the previous year.
bThis population was patients who had COPD hospitalization by 11/30/2010.