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Table 3 Perception of value attributes of generic drugs according to gender, age and use of generic drugs

From: Perceptions of the population regarding generic drugs in Brazil: a nationwide survey

   All (n = 5000) Gender Age (years) Was taking or had taken GD in the past three months
  N(%)   Male Female 15-34 35-54 >54 Yes No
Generic drugs are less effective (less powerful) than brand name drugs I agree 1520 (30.4) 741 (30.5) 779 (30.3) 660 (27.2) 521 (32.4) 339 (35.2) 642 (28,8) 878 (31,7)
I disagree 2942 (58.8) 1393 (57.3) 1549 (60.3) 1526 (62.8) 918 (57.1) 498 (51.7) 1404 (63,0) 1538 (55,5)
I don’t know/Did not answer 538 (10.8) 299 (12.3) 239 (9.3) 244 (10.0) 168 (10.5) 126 (13.1) 184 (8,3) 354 (12,8)
p-value a   0.375 <0.001 <0.001
Brand drugs cause more side effects (adverse reactions) than generic drugs. I agree 1403 (28.1) 694 (28.5) 709 (27.6) 670 (27.6) 463 (28.8) 270 (28.0) 619 (27,8) 784 (28,3)
I disagree 2798 (56.0) 1328 (54.6) 1470 (57.3) 1396 (57.4) 914 (56.9) 488 (50.7) 1283 (57,5) 1515 (54,7)
I don’t know/Did not answer 799 (16.0) 411 (16.9) 388 (15.1) 364 (15.0) 230 (14.3) 205 (21.3) 328 (14,7) 471 (17,0)
p-value a   0.220 0.275 0.287
Brand drugs take more time to the effect when compared to generic drugs I agree 632 (12.6) 325 (13.4) 307 (12.0) 308 (12.7) 192 (12.0) 132 (13.7) 261 (11,7) 371 (13,4)
I disagree 3672 (73.4) 1748 (71.8) 1924 (74.9) 1789 (73.6) 1233 (76.7) 650 (67.5) 1698 (76,1) 1974 (71,3)
I don’t know/Did not answer 696 (13.9) 360 (14.8) 336 (13.1) 333 (13.7) 182 (11.3) 181 (18.8) 271 (12,2) 425 (15,3)
p-value a   0.076 0.097 0.021
Generic drugs are more suitable or appropriate than brand name drugs for mild, banal or less serious diseases. I agree 2049 (41.0) 1024 (42.1) 1025 (39.9) 974 (40.1) 670 (41.7) 405 (42.1) 904 (40,5) 1145 (41,3)
I disagree 2344 (46.9) 1106 (45.5) 1238 (48.2) 1181 (48.6) 772 (48.0) 391 (40.6) 1104 (49,5) 1240 (44,8)
I don’t know/Did not answer 607 (12.1) 303 (12.5) 304 (11.8) 275 (11.3) 165 (10.3) 167 (17.3) 222 (10,0) 385 (13,9)
p-value a   0.065 0.023 0.048
Physicians prefer to prescribe generic drugs. I agree 2289 (45.8) 1032 (42.4) 1257 (49.0) 1160 (47.7) 706 (43.9) 423 (43.9) 1051 (47,1) 1238 (44,7)
I disagree 2090 (41.8) 1035 (42.6) 1055 (41.1) 978 (40.3) 708 (44.1) 404 (42.0) 971 (43,5) 1119 (40,4)
I don’t know/Did not answer 621 (12.4) 366 (15.0) 255 (9.9) 292 (12.0) 193 (12.0) 136 (14.1) 208 (9,3) 413 (14,9)
p-value a   0.003 0.032 0.718
If there was not a price difference (generics are cheaper), I would always prefer taking a brand name drug. I agree 2962 (59.2) 1438 (59.1) 1524 (59.4) 1403 (57.7) 994 (61.8) 565 (58.7) 1363 (61,1) 1599 (57,7)
I disagree 1666 (33.3) 780 (32.1) 886 (34.5) 847 (34.9) 504 (31.4) 315 (32.7) 743 (33,3) 923 (33,3)
I don’t know/Did not answer 372 (7.4) 215 (8.8) 157 (6.1) 180 (7.4) 109 (6.8) 83 (8.6) 124 (5,6) 248 (9,0)
p-value a   0.258 0.044 0.352
  1. Note : a Only included those who answered the statements.