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Table 1 Ratings of diabetes experts of study effects and associated risk reductions of late complications in relation to format of data presentation

From: Diabetes experts' reasoning about diabetes prevention studies: a questionnaire survey

 

Rating the benefit of the intervention as

Estimates of corresponding reductions of late complications

 

very important

important

not very important

not important at all

>75%

55–75%

35–55%

15–35%

<15%

Diabetes prevention

60% diabetes risk reduction

(item 1 and 2)

35/15

(51%)

19/14

(33%)

8/1

(9%)

6/1

(7%)

7/5

(12%)

14/8

(23%)

9/5

(14%)

11/7

(19%)

25/6

(32%)

HbA1c 6.0% versus 6.1%

(item 6 and 7)

1/1

(2%)

10/7

(17%)

35/15

(51%)

22/8

(30%)

1/1

(2%)

8/2

(10%)

14/5

(19%)

8/5

(13%)

37/18

(56%)

0.288 life years gained

(item 5)

3/3

(6%)

17/9

(27%)

34/15

(50%)

13/4

(17%)

n.a.

n.a.

n.a.

n.a.

n.a.

UKPDS

HbA1c 7.0% versus 7.9%

(item 3 and 4)

22/12

(35%)

24/15

(40%)

21/4

(25%)

0/0

2/2

(4%)

7/4

(12%)

20/6

(27%)

22/13

(37%)

13/6

(20%)

41 versus 46 out of 100 patients

(item 8)

5/4

(9%)

36/17

(54%)

25/10

(36%)

1/0

(1%)

n.a.

n.a.

n.a.

n.a.

n.a.

  1. Values are numbers of the n = 69 Austrian/n = 31 German samples (percentages of all respondents). UKPDS = United Kingdom Prospective Diabetes Study [10]. Numbers may not add up to 100 due to up to 5 missing values. n.a. = not assessed