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Table 1 General characteristics of the 100 Cochrane systematic reviews

From: Assessing imprecision in Cochrane systematic reviews: a comparison of GRADE and Trial Sequential Analysis

Characteristics Value (no. of reviews)
No. of countries (total no.) 22
Top five countries
 - UK 28
 - Australia 15
 - Canada 11
 - China 7
 - Italy 6
No. of Cochrane groups (total no,) 36
Top five Cochrane groups
 - Cochrane Pregnancy and Childbirth Group 13
 - Cochrane Neonatal Group 11
 - Cochrane Heart Group 8
 - Cochrane Airways Group 6
 - Cochrane Gynecology and Fertility Group 6
Status of systematic reviews (out of 100)
 - Updated 61
 - New 39
Type of intervention (out of 100)
 - Pharmacological 54
 - Non-pharmacological 46