Table 1.

Baseline characteristics of participants with at least one study visit pre and post intervention

Characteristic	Community-based Participants (n=26)	Nursing Home-based Participants (n=8)	P value

Age (years) (mean ± SD)	47 ± 18	71 ± 13	<0.01

Male, n (%)	15 (58)	8 (100)	0.03

Race, n (%)
American Indian or Alaskan Native	0 (0)	1 (13)	0.24
Asian	1 (4)	0 (0)	1.00
African American	16 (62)	1 (13)	0.04
White	9 (35)	6 (75)	0.10

Body Mass Index (mean ± SD)	26 ± 4	29 ± 3	0.04

Diabetes, n (%)	1 (4)	2 (25)	0.13

Currently smoke, n (%)	10 (38)	0 (0)	0.07

S. aureus colonized, n (%)

Nose	16 (62)	5 (63)	1.00

Throat	19 (73)	6 (75)	1.00

Subclavian skin	8 (31)	0 (0)	0.15

Femoral skin	9 (35)	1 (13)	0.39

Perianal skin	13 (50)	1 (13)	0.10

Any skin site^*	16 (62)	1 (13)	0.04

Any body site	26 (100)	8 (100)	1.00

Enterobacteriaceae colonized^†, n (%)

Nose	14 (54)	7 (88)	0.12

Throat	6 (23)	4 (50)	0.20

Subclavian skin	2 (8)	4 (50)	0.02

Femoral skin	6 (23)	6 (75)	0.01

Perianal skin	22 (85)	7 (88)	1.00

Any body site	21 (75)	8 (100)	0.31

Pseudomonas aeruginosa colonized, n (%)

Nose	0 (0)	0 (0)	-

Throat	0 (0)	1 (13)	0.24

Subclavian skin	0 (0)	0 (0)	-

Femoral skin	0 (0)	2 (25)	0.05

Perianal skin	0 (0)	0 (0)	-

Any body site	0 (0)	3 (38)	<0.01

Acinetobacter spp colonized, n (%)

Nose	0 (0)	0 (0)	-

Throat	1 (4)	0 (0)	1.00

Subclavian skin	2 (8)	0 (0)	1.00

Femoral skin	1 (4)	0 (0)	1.00

Perianal skin	2 (8)	1 (13)	1.00

Any body site	4 (15)	1 (13)	1.00

Subclavian, femoral or perianal skin

^†

Participants could be colonized with more than one Enterobacteriaceae. Analysis is per participant. Of the 29 participants colonized with at least one GNR at any body site at enrollment, 11 (38%) have 1 GNR, 14 (48%) have 2 GNRs, and 4 (14%) have 3 GNRs.