Table 1.

Characteristics of the sample (N=46) of IRB chairs, members, and administrators

Characteristics	Total	%
Type of IRB staff
Chairs/co-chairs	28	61
Directors	1	2
Administrators	10	22
Members	7	15
Gender
Male	27	59
Female	19	41
Institution rank
1–50	13	28
51–100	13	28
101–150	7	15
151–200	1	2
201–250	12	26
State vs private
State	19	41
Private	27	59
Region
Northeast	21	46
Midwest	6	13
West	13	28
South	6	13
Total number of institutions represented	34

IRB, institutional review board.