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Table 3 Ratings of PI/ECO-similarity degree for the included body of evidence-pairs by each PI/ECO-element

From: Evaluating agreement between bodies of evidence from randomized controlled trials and cohort studies in medical research: a meta-epidemiological study

Similarity rating

Population

Intervention/Exposure

Comparator

Outcome

Overall

More or less identical

18/129

14%

41/129

32%

61/129

47%

120/129

93%

2/129

2%

Similar but not identical

94/129

73%

73/129

56%

52/129

40%

8/129

6%

90/129

70%

Broadly similar

17/129

13%

15/129

12%

16/129

13%

1/129

1%

37/129

28%

  1. PI/ECO Population, intervention/ exposure, comparator, outcome