Table 2.

Approaches to assessment of imprecision and formal quantitative analyses of imprecision in Cochrane systematic reviews. Values are numbers

	Reported (no. of reviews out of 100)
Methods section
Reviewers carried out GRADE assessment	96
Criteria considered for assessing imprecision?	13
- Width of 95% confidence interval	8
- Optimal information size—no. of participants	4
- Optimal information size—no. of events	1
- Threshold for benefit or harm	1
- Trial Sequential Analysis	2
Results section
Optimal information size—no. of events	2
Optimal information size—no. of participants	8
Thresholds for benefit or harm	15
Trial Sequential Analysis	2