Table 2.

Quality & Cost Outcomes for Propensity-Matched Older Medicare Benefiaries with Multimorbidity whose Predominant Provider of Care is Primary Care vs. Other Specialty (2012)

	Specialty of Predominant Provider of Care
	Primary care	Other Specialty	Abs Diff	% Diff	p-value
Mortality (%)	10.2	10.4	−0.2	−2%	<.001
Hospitalizations, per 1,000
Total discharges	649.1	689.4	−40.3	−6%	<.001
All medical discharges	524.1	553.1	−29.0	−6%	<.001
All surgical discharges	125.0	136.3	−11.3	−9%	<.001
Ambulatory Care Sensitive Admissions
Composites
PQI 90 Prevention Quality Overall Composite	178.3	186.0	−7.8	−4%	<.001
PQI 91 Prevention Quality Acute Composite	62.1	59.6	2.5	4%	<.001
PQI 92 Prevention Quality Chronic Composite	116.2	126.4	−10.3	−9%	<.001
Individual Components
PQI 01 Diabetes Short-Term Complications	1.1	1.3	−0.2	−20%	<.001
PQI 02 Perforated Appendix	0.4	0.3	0.1	14%	0.097
PQI 03 Diabetes Long-Term Complications	8.3	9.7	−1.4	−17%	<.001
PQI 05 COPD or Asthma	43.4	44.5	−1.1	−3%	<.001
PQI 07 Hypertension	3.6	3.5	0.2	4%	0.077
PQI 08 Heart Failure	57.1	64.5	−7.4	−13%	<.001
PQI 10 Dehydration	10.1	9.4	0.7	7%	<.001
PQI 11 Bacterial Pneumonia	31.6	30.7	0.9	3%	<.001
PQI 12 Urinary Tract Infection	20.4	19.5	0.9	4%	<.001
PQI 13 Angina Without Procedure	0.9	0.9	0.0	−3%	0.516
PQI 14 Uncontrolled Diabetes	1.0	1.0	−0.1	−5%	0.280
PQI 16 Lower-Extremity Amputation Diabetes	1.4	1.8	−0.4	−30%	<.001
Standardized price payment
Total	$19,398	$21,178	−$1,781	−9%	<.001
Inpatient	$9,468	$10,040	−$572	−6%	<.001
Professional Fees (Carrier file)	$4,388	$5,157	−$769	−18%	<.001
Outpatient facility	$2,378	$2,887	−$510	−21%	<.001
Hospice	$710	$626	$85	12%	<.001
Home Health	$1,795	$1,747	$47	3%	<.001
Durable Medical Equipment	$659	$720	−$62	−9%	<.001
Standardized Part B payment by BETOS Type
E/M visits	$1,752	$1,885	−$133	−8%	<.001
Procedures	$1,063	$1,241	−$177	−17%	<.001
Tests	$428	$492	−$64	−15%	<.001
Imaging	$386	$435	−$49	−13%	<.001
Durable Medical Equipment	$5	$6	−$1	−21%	<.001
Other	$748	$1,112	−$364	−49%	<.001