Table 2

Selected health centre patient characteristics by SDI quartile

	Q1 (lower social deprivation)	Q2	Q3	Q4 (higher social deprivation)	Overall health centre average
Average no of patients	13 644	21 867	22 018	25 538	20 768
Income
% Patients below 100% FPG	52.3	64.1	71.3	76.8	66.1
% Patients below 200% FPG	83.5	89.5	92.2	94.6	89.9
Insurance status
% Uninsured	22.9	25.4	30.0	24.3	25.7
% Medicare	14.1	11.5	9.7	7.8	10.8
% Medicaid patients	35.9	40.2	43.9	53.6	43.5
Race/ethnicity
% Patients ethnic/racial minority	27.2	44.2	64.3	84.5	54.5
% Black	6.1	16.1	32.0	47.6	25.5
% Asian	2.3	3.2	3.6	4.5	3.4
% American Indian/Alaskan native	1.7	1.2	2.0	1.2	1.5
% Hawaiian/Pacific Islander	1.3	0.8	1.1	0.8	1.0
% Non-Hispanic white	75.0	58.5	37.8	18.2	47.4
% Hispanic	15.7	22.7	27.5	37.1	25.7
Age
% Under age 18	25.3	27.9	26.3	28.0	26.9
% Age 65 and older	13.1	10.3	8.4	7.1	9.7
Special populations
% Homeless	3.5	4.7	8.5	14.2	7.7
% Migrant workers	2.8	2.3	3.0	2.6	2.7
% Veterans	2.7	1.9	1.3	0.1	1.7
% Public housing	8.8	9.2	15.8	22.6	1.4
Type of service
% Medical patients	80.4	83.8	83.6	84.0	83.0
% Dental patients	26.4	22.9	22.0	20.2	22.9
% Vision patients	1.6	2.2	2.6	3.5	2.4
% Mental health patients	7.6	7.7	7.9	10.3	8.4
% Substance abuse patients	0.6	0.6	1.1	1.8	1.0
% Enabling services	9.9	8.8	12.7	15.1	11.6
Other
% Non-English speaking	10.7	15.5	18.5	24.0	17.2
% Hypertensive	28.8	29.6	30.0	26.5	28.7
Costs per patients	US$917	US$877	US$932	US$1160	US$971
% in rural areas	20.6	13.9	73.8	55.1	43.8
% PCMH accredited	79.1	68.1	75.5	78.3	75.3

FPG, federal poverty guidelines; PCMH, patient-centred medical home; SDI, Social Deprivation Index.