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Table 4 Included web pages per portal

From: Portals to Wonderland: Health portals lead to confusing information about the effects of health care

Portal

Included hits

Information about effects

Qualitative statements about the effect of the intervention

Quantitative statements about the effect of the intervention

   

Qualitative statement

Statement unclear

Statement not consistent with review

Statement consistent with review

Quantitative statement

Cochrane review abstract

Statement incomplete and potentially misleading

Statement consistent but incomplete

Statement consistent with review

Canadian Health Network

22

13

12

2

2

8

1

0

1

0

0

Health-Insite

38

21

15

5

2

8

6

3

2

1

0

Medline Plus

77

46

41

17

9

15

5

0

4

0

1

NHS Direct Online

18

12

9

2

2

5

3

1

2

0

0

TOTAL

155

92

77

26

15

36*

15

4

9

1

1

  1. *Only four of the 36 described what happened to people who did not receive the intervention and only four indicated how long the effect was likely to last.