Implementation of peer specialist services in VA primary care: a cluster randomized trial on the impact of external facilitation

Table 2 Demographics

								Comparison
Label		Total		External facilitation		Minimal implementation support		Test	df	Test value	p
Full sample, unadjusted¹		n	(N = 5616)	n	(N = 2091)	n	(N = 3525)
Mean age		5554	61.5 ± 13.9	2062	60.6 ± 13.3	3492	62.0 ± 14.2	t	4545	−3.78	< 0.0001
Gender, %	Female	5554	649 (11.7%)	2062	338 (16.4%)	3492	311 (8.9%)	Chi-sq	1	70.40	< 0.0001
	Male		4,905 (88.3%)		1724 (83.6%)		3181 (91.1%)		.	.	.
Race/ethnicity, %	1 = Non-His. White	5228	4042 (77.3%)	1930	1158 (60.0%)	3298	2884 (87.4%)	Chi-sq	2	530.51	< 0.0001
	2 = African American		978 (18.7%)		654 (33.9%)		324 (9.8%)		.	.	.
	3 = Other		208 (4.0%)		118 (6.1%)		90 (2.7%)		.	.	.
Sample adjusted reach and adoption data²		n	(N = 2383)	n	(N = 1484)	n	(N = 899)
Mean age		2353	57.9 ± 14.3	1464	58.6 ± 14.1	889	56.8 ± 14.7	t	2351	3.04	0.002
Gender, %	Female	2353	426 (18.1%)	1464	272 (18.6%)	889	154 (17.3%)	Chi-sq	1	0.59	0.443
	Male		1927 (81.9%)		1192 (81.4%)		735 (82.7%)		.	.	.
Race/ethnicity, %	1 = Non-His. White	2118	1291 (61.0%)	1336	821 (61.5%)	782	470 (60.1%)	Chi-sq	2	4.64	0.098
	2 = African American		670 (31.6%)		406 (30.4%)		264 (33.8%)		.	.	.
	3 = Other		157 (7.4%)		109 (8.2%)		48 (6.1%)		.	.	.
Veteran survey/effectiveness data³		n	(N = 263)	n	(N = 145)	n	(N = 118)
Mean age		225	58.6 ± 13.6	135	57.4 ± 14.8	90	60.5 ± 11.3	t	219	−1.78	0.076
Gender, %	Female	226	35 (15.5%)	135	15 (11.1%)	91	20 (22.0%)	Chi-sq	1	4.90	0.027
	Male		191 (84.5%)		120 (88.9%)		71 (78.0%)
Race/ethnicity, %	1 = Non-His. White	210	133 (63.3%)	124	85 (68.5%)	86	48 (55.8%)	Chi-sq	2	4.22	0.121
	2 = African American		62 (29.5%)		30 (24.2%)		32 (37.2%)
	3 = Other		15 (7.1%)		9 (7.3%)		6 (7.0%)

¹Demographics of all those who received services at the 25 participating sites
²Demographics of all those who received services the 23 sites that newly implemented PSs in PACT (used in the adjusted Reach and Adoption analyses)
³Demographics across all 23 sites for participants who completed surveys for the Effectiveness measures

ISSN: 1748-5908