Table 3.

Intervention and Comparison Group Characteristics: High-Risk Population

	MiPCT (n=1541)		PCMH (n=1542)		Non-PCMH (n=1522)
	No.	%	No.	%	No.	%
Individual Characteristics
Age (years)
18–34	95	6.0%	78	5.1%	64	4.3%
35–44	101	6.4%	114	7.5%	106	7.1%
45–54	280	17.8%	259	17.0%	257	17.1%
55–64	593	37.7%	624	41.0%	640	42.6%
65+	504	32.0%	446	29.3%	434	28.9%
Women	995	62.3%	962	62.3%	900	59.1%
Education
Some high school or less	118	7.5%	134	9.1%	150	10.1%
High school grad/GED	446	28.4%	445	30.2%	468	31.4%
Some college	540	34.4%	532	35.3%	516	34.7%
Four-year college degree	202	12.9%	179	11.9%	157	10.5%
College graduate plus	263	16.8%	202	13.4%	198	13.3%
Race
White	1335	85.5%	1246	83.0%	1208	81.8%
African-American	134	8.6%	168	10.8%	162	11.0%
Hispanic	35	2.2%	45	3.0%	41	2.8%
Other	58	3.7%	48	3.2%	65	4.4%
Payer
Medicaid	275	17.0%	241	15.6%	276	18.1%
Medicare	440	27.6%	384	22.9%	371	24.4%
Commercial	882	55.2%	920	59.5%	875	57.5%
Risk Group
	1074	67.3%	1068	69.1%	1080	71.0%
	523	36.3%	477	30.9%	442	29.0%
Practice Characteristics of Patient Respondents*
Urban	1328	83.7%	1254	81.2%	1272	83.6%
Employed by Hospital	532	34.3%	355	23.0%	218	14.3%
Practice Size by no. of PCPs †
1–2	437	28.4%	704	45.7%	765	50.3%
3–4	389	25.2%	430	27.9%	441	29.0%
5–7	349	22.6%	285	18.5%	219	14.4%
8–11	253	16.4%	68	4.4%	48	3.2%
12 or more	113	7.3%	55	3.6%	49	3.2%

*Practice information is summarized at the patient level. The number of practices represented in each group of respondents is 290 (MiPCT), 380 (non-participating PCMH), and 159 (non-PCMH), for a total of 829

^†Treated as a continuous variable in the mixed model analysis

PCP primary care provider