Correction: Do reporting guidelines have an impact? Empirical assessment of changes in reporting before and after the PRISMA extension statement for network meta-analysis

Correction: Syst Rev 10, 246 (2021)

10.1186/s13643-021-01780-9

Following publication of the original article [1], the authors identified an error in Fig. 3. The correct figure is given below.

Fig. 3.

Plot of the percentage of adequately reporting the 49 modified PRISMA-NMA items overall and according to publication interval 2013–2015 and 2016–2018. PRISMA items are ordered from least to most well reported irrespective publication year. Statistically significant differences are indicated with a bold font. Each cell is coloured according to the reporting using the transformation of three colours: red (0%), yellow (50%), and green (100%)