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Table 1 Opinions on statements related to brand name drugs, generic drugs, generic substitution (N = 1237)

From: Representative sample survey on factors determining the Czech physicians’ awareness of generic drugs and substitution

Statement

Strongly agree

Agree

Neutral

Disagree

Strongly disagree

Mean

SD

Every generic drug is therapeutically equivalent to the brand name drug.

15.8%

44.8%

20.5%

16.7%

2.2%

2.4

1.014

Every generic drug is therapeutically equivalent to any other generic drug.

10.7%

45.6%

25.5%

16.4%

1.8%

2.5

0.947

Every generic drug is bioequivalent to the respective brand name drug.

12.0%

41.5%

29.4%

14.9%

2.2%

2.5

0.957

I need more information on results of bioequivalence studies to make a responsible decision on the use of generic drugs.

31.0%

36.5%

22.3%

9.1%

1.1%

2.1

0.991

Every generic drug is of lower quality than the brand name drug.

6.3%

23.4%

27.7%

35.3%

7.3%

3.1

1.054

Every generic drug is less effective than the brand name drug.

5.3%

19.5%

26.4%

39.9%

8.9%

3.3

1.041

Every generic drug cause more adverse drug reactions than the brand name drug.

5.4%

23.1%

31.0%

33.7%

6.8%

3.1

1.019

Every generic drug is less costly than the brand name drug.

19.5%

42.4%

23.0%

12.9%

2.2%

2.4

1.004

The law imposes the same safety requirements on both generic and brand name drugs.

37.5%

36.8%

18.8%

5.7%

1.2%

2.0

0.949

Generic substitution reduces drug costs in the patient’s pharmacotherapy.

21.4%

42.0%

27.1%

7.9%

1.6%

2.3

0.937

  1. 1 strongly agree, 2 agree, 3 neutral, 4 disagree, 5 strongly disagree
  2. SD standard deviation