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. 2018 Jul 24;41(12):1355–1369. doi: 10.1007/s40264-018-0699-2

Table 5.

Results of the questions on cumulative strength of evidence in the assessment of individual posts

Yes
n (%)
Strengthen
n (%)
Neutral
n (%)
Weaken
n (%)
Consistency of pattern of symptoms 4 (16) 0 (0) 24 (96) 1 (4)
Consistency of time to onset 2 (8) 0 (0) 25 (100) 0 (0)
Identifiable subgroup at risk 0 (0) 0 (0) 25 (100) 0 (0)
Conclusion: would the series of posts (i.e. cumulative evidence) strengthen/neutralise/weaken the suspicion of a causal association? 3 (12) 21 (84) 1 (4)