Table 2.

Barbershop-based study characteristics

Barbershop Characteristics Population serveda	Sample No. (%)
Customers	1,064 (85.7 %)
Barbers	177 (14.3 %)
	No. of articles
Stateb
Alabama	1
California	1
Florida	1
Georgia	1
Illinois	1
Louisiana	2
Maryland	1
Missouri	1
New York	2
North Carolina	3
Ohio	1
Texas	2
Virginia	1
Washington	1
Health issue addressedc
Cardiovascular disease	3
Colorectal cancer	1
Diabetes	2
General health improvement	2
Hypertension	5
Physical activity	1
Prostate cancer	6
Sexual health	1

^a3 studies did not report exact numbers of barbers or customers reached

^b1 study (Releford et al. [7, 14]) had multiple sites in Georgia, California, Louisiana, Illinois, New York and Missouri; 2 studies by Luque et al. [20, 30] (Florida) and Victor et al. [21, 27] (Texas) were only counted once since they reported on the same study

^cMany studies targeted multiple health issues; 2 studies by Luque et al. [20, 30] and Victor et al. [21, 27] were only counted once since they reported on the same study