The quality of reporting of RCTs used within a postoperative pain management meta-analysis, using the CONSORT statement

Table 2 Overall Quality of Reporting: Rating using items from the CONSORT Statement and two additional items

Item	All Articles (n = 23)
Item	Count	95% CI*
1. Title or Abstract	0	(0, 8)
2. Background	22	(20, 23)
3. Objectives	23	(15, 23)
4. Participants	6	(2, 10)
5. Interventions	23	(15, 23)
6. Outcomes	9	(5, 14)
7. Sample Size	19	(15, 22)
8. Randomization: Sequence Generation	8	(4, 13)
9. Randomization: Implementation	1	(0, 3)
10. Statistical Methods	17	(13, 21)
11. Participants Flow	12	(7, 17)
12. Recruitment	3	(0, 6)
13. Baseline Data	22	(20, 23)
14. Outcomes and Estimates	11	(6, 16)
15. Harms	18	(14, 22)
a. Ethical Issues	21	(18, 23)
b. Flowchart	2	(0, 5)

CI: Confidence Interval.
*For item that has non-zero event, the 95% CI was approximated by assuming the number of events followed a Binomial distribution; for item that has zero event, the 95% CI was approximated by the rule of three [49].

ISSN: 1471-2253