From: Perceptions of the population regarding generic drugs in Brazil: a nationwide survey
All (n = 5000) | Race | Family Income (minimum wages)a | ||||||
---|---|---|---|---|---|---|---|---|
N(%) | White | Nonwhite | 1 - 2 | 2 - 10 | >10 | Did not answered | ||
Generic drugs are less effective (less powerful) than brand name drugs | I agree | 1520 (30.4) | 545 (27.1) | 975 (32.6) | 848 (32.4) | 598 (28.8) | 53 (24.3) | 21 (23.9) |
I disagree | 2942 (58.8) | 1258 (62.6) | 1684 (56.3) | 1456 (55.7) | 1291 (62.1) | 140 (64.2) | 55 (62.5) | |
I don’t know/Did not answer | 538 (10.8) | 206 (10.3) | 332 (11.1) | 311 (11.9) | 190 (9.1) | 25 (11.5) | 12 (13.6) | |
p-value b | <0.001 | <0.001 | ||||||
Brand drugs cause more side effects (adverse reactions) than generic drugs. | I agree | 1403 (28.1) | 444 (22.1) | 959 (32.1) | 861 (32.9) | 492 (23.7) | 33 (15.1) | 17 (19.3) |
I disagree | 2798 (56.0) | 1243 (61.9) | 1555 (52.0) | 1323 (50.6) | 1272 (61.2) | 146 (67.0) | 57 (64.8) | |
I don’t know/Did not answer | 799 (16.0) | 322 (16.0) | 477 (15.9) | 431 (16.5) | 315 (15.2) | 39 (17.9) | 14 (15.9) | |
p-value b | <0.001 | <0.001 | ||||||
Brand drugs take more time to the effect when compared to generic drugs | I agree | 632 (12.6) | 209 (10.4) | 423(14.1) | 382 (14.6) | 221 (10.6) | 20 (9.2) | 9 (10.2) |
I disagree | 3672 (73.4) | 1514 (75.4) | 2158 (72.1) | 1856 (71.0) | 1589 (76.4) | 173 (79.3) | 54 (61.4) | |
I don’t know/Did not answer | 696 (13.9) | 286 (14.2) | 410 (13.7) | 377 (14.4) | 269 (13.0) | 25 (11.5) | 25 (28.4) | |
p-value b | <0.001 | <0.001 | ||||||
Generic drugs are more suitable or appropriate than brand name drugs for mild, banal or less serious diseases. | I agree | 2049 (41.0) | 683 (34.0) | 1366 (45.7) | 1164 (44.5) | 789 (38.0) | 80 (36.7) | 16 (18.2) |
I disagree | 2344 (46.9) | 1074 (53.5) | 1270 (42.5) | 1120 (42.8) | 1054 (50.7) | 112 (51.4) | 58 (65.9) | |
I don’t know/Did not answer | 607 (12.1) | 252 (12.5) | 355 (11.9) | 331 (12.7) | 236 (11.3) | 26 (11.9) | 14 (15.9) | |
p-value b | <0.001 | <0.001 | ||||||
Physicians prefer to prescribe generic drugs. | I agree | 2289 (45.8) | 851 (42.4) | 1438 (48.1) | 1317 (50.4) | 896 (43.1) | 62 (28.4) | 14 (15.9) |
I disagree | 2090 (41.8) | 886 (44.1) | 1204 (40.3) | 981 (37.5) | 959 (46.1) | 120 (55.1) | 30 (34.1) | |
I don’t know/Did not answer | 621 (12.4) | 272 (13.5) | 349 (11.7) | 317 (12.1) | 224 (10.8) | 36 (16.5) | 44 (50.0) | |
p-value b | <0.001 | <0.001 | ||||||
If there was not a price difference (generics are cheaper), I would always prefer taking a brand name drug. | I agree | 2962 (59.2) | 1114 (55.5) | 1848 (61.8) | 1609 (61.5) | 1201 (57.8) | 127 (58.3) | 25 (28.4) |
I disagree | 1666 (33.3) | 723 (36.0) | 943 (31.5) | 827 (31.6) | 731 (35.2) | 73 (33.5) | 35 (39.8) | |
I don’t know/Did not answer | 372 (7.4) | 172 (8.6) | 200 (6.7) | 179 (6.9) | 147 (7.1) | 18 (8.3) | 28 (31.8) | |
p-value b | <0.001 | 0.028 |