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Table 2 Summary of statements to assess patients’ level of knowledge about the design and conduct of studies (questions on the rating scale are marked in bold type)

From: Knowledge and attitudes regarding medical research studies among patients with breast cancer and gynecological diseases

Statement Yes % (n) Don’t know % (n) No % (n) Total
Research studies are used when traditional medicine has failed. 18.5 (365) 28.2 (555) 53.3 (1051) 1971
Taking part in research studies involves greater risks for patients than standard therapy. 17.1 (336) 85.9 (685) 48.0 (943) 1964
The quality of treatment in research studies is much better. 21.9 (429) 54.9 (1074) 23.2 (453) 1956
In a clinical study, the physician treating you will ensure that you receive the treatment that is the best possible for you. 47.8 (914) 37.9 (726) 14.3 (274) 1914
Do you know what the word “randomization” means? 20.1 (396) 79.9 (1573) 1969
Clinical studies make it possible to find out whether the standard treatment or a new method is more effective. 83.7 (1640) 14.7 (288) 1.6 (32) 1960
Research studies cannot be used in the treatment of severe diseases. 8.4 (164) 43.1 (839) 48.5 (945) 1948
Clinical studies test the effects of procedures, drugs, or treatments that no one is yet certain about. 51.5 (1004) 23.9 (466) 24.6 (480) 1950
After you agree to take part in a study, withdrawing from it later on is no longer possible. 4.4 (85) 35.9 (699) 59.7 (1161) 1945