Table 2.

Facility characteristics by vulnerability index (facility population characteristics).

	N	% with ultrasound services	% with biopsy services	% affiliated with academic medical center	% for profit^b
*Number of facilities*	139	89.9	61.2	10.1	32.3
*Education*^a
Non-vulnerable	107	88.8	61.7	10.3	34.0
Vulnerable	32	93.8	59.4	9.4	25.9
*Race/ethnicity*^a
Non-vulnerable	113	88.5	61.1	9.7	34.6
Vulnerable	26	96.2	61.5	11.5	21.7
*Rural/urban residence*^a ^c
Non-vulnerable	92	89.1	56.5	13.0	45.0
Vulnerable	47	91.5	70.2	4.3	10.6
*Income*^a ^c
Non-vulnerable	87	87.4	59.8	13.8	37.7
Vulnerable	52	94.2	63.5	3.9	24.0
*Composite vulnerability score*^d
0	58	82.8	48.3	15.5	51.9
1	35	97.1	77.1	5.7	15.2
2	22	95.5	72.7	4.6	16.7
3	18	94.4	77.8	11.0	33.3
4	6	83.3	0.0	0.0	0.0

Facilities serving vulnerable women include those serving: < 83% of the facility population completed high school; > 30% of the facility population are minorities; average percentage of rural residences among the facility population is > 52%; and average median household income among the facility population is < $45,000.

% among facilities not missing ‘for profit’ status (12 facilities were missing this information)

Rural residence and income are generated from area-level data

Composite vulnerability scores were calculated by adding 1 for each of the vulnerability indices met.