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. Author manuscript; available in PMC: 2016 Jan 31.
Published in final edited form as: South Med J. 2015 Feb;108(2):107–116. doi: 10.14423/SMJ.0000000000000234

Table 4.

Factors that influence HIV/AIDS clinical trial participation, stratified by region and race

Characteristics Total, N = 1947a Northeast (%) Midwest (%) South (%) West (%) Pb
W, n = 172 A, n = 286 H, n = 174 W,
n = 186
A,
n = 255
H,
n = 24
W,
n = 114
A,
n = 266
H,
n = 86
W,
n = 203
A,
n = 64
H,
n = 117
Facilitators to participation
 Help fight HIV/AIDS 1587 (82) 152 (88) 233 (81) 125 (72) 155 (83) 219 (86) 15 (63) 95 (83) 214 (80) 58 (67) 179 (88) 55 (86) 87 (74) <.001
 Could receive better care 743 (38) 50 (29) 112 (39) 71 (41) 66 (35) 100 (39) 8 (33) 32 (28) 104 (39) 46 (53) 71 (35) 33 (52) 50 (43) 0.003
 Help learn more 1053 (54) 92 (53) 168 (59) 72 (41) 103 (55) 143 (56) 10 (42) 51 (45) 157 (59) 48 (56) 101 (50) 41 (64) 67 (57) 0.004
 Obtain unavailable medications 541 (28) 48 (28) 75 (26) 31 (18) 55 (30) 72 (28) 5 (21) 41 (36) 66 (25) 30 (35) 67 (33) 19 (30) 32 (27) 0.05
 More of my sex represented 488 (25) 47 (27) 96 (34) 36 (21) 29 (16) 69 (27) 4 (17) 14 (12) 83 (31) 27 (31) 30 (15) 21 (33) 32 (27) <.001
 More of my race represented 504 (26) 33 (19) 103 (36) 46 (26) 14 (8) 85 (33) 4 (17) 12 (11) 92 (35) 31 (36) 12 (6) 31 (48) 41 (35) <.001
 Provider recommended 729 (37) 74 (43) 88 (31) 52 (30) 84 (45) 85 (33) 6 (25) 55 (48) 88 (33) 36 (42) 100 (49) 20 (31) 41 (35) <.001
Barriers to participation
 Not “friendly” to my race 213 (11) 5 (3) 45 (16) 15 (9) 7 (4) 47 (18) 5 (21) 5 (4) 40 (15) 7 (8) 10 (5) 15 (23) 12 (10) <0.001
 Not “friendly” to my sex 150 (8) 5 (3) 32 (11) 13 (7) 10 (5) 24 (9) 2 (8) 6 (5) 28 (11) 5 (6) 10 (5) 10 (16) 5 (4) 0.004
 Not “friendly” to drug user 153 (8) 6 (3) 35 (12) 8 (5) 8 (4) 25 (10) 2 (8) 3 (3) 33 (12) 4 (5) 13 (6) 9 (14) 7 (6) <0.001
 Worry about a placebo 315 (16) 33 (19) 32 (11) 18 (10) 47 (25) 35 (14) 2 (8) 28 (25) 22 (8) 14 (16) 54 (27) 7 (11) 23 (20) <0.001
 Worry my info would be revealed 366 (19) 20 (12) 64 (22) 20 (11) 36 (19) 63 (25) 9 (38) 14 (12) 58 (22) 20 (23) 29 (14) 10 (16) 23 (20) <0.001
 Do not understand studies 156 (8) 5 (3) 26 (9) 18 (10) 10 (5) 20 (8) 3 (13) 6 (5) 41 (15) 8 (9) 5 (2) 4 (6) 10 (9) <0.001
 Do not want to be “guinea pig” 218 (11) 13 (8) 39 (14) 17 (10) 11 (6) 39 (15) 2 (8) 9 (8) 47 (18) 8 (9) 10 (5) 8 (13) 15 (13) <0.001

Only responses with statistically significant P values included in table. A, African American; AIDS, acquired immunodeficiency syndrome; H, Hispanic; HIV, human immunodeficiency virus; W, white.

a

Respondents who reported other (n = 99), mixed race (n = 23), or did not report race (n = 56) were not included in analysis.

b

P values from χ2 test of independence.