Fig. 4From: Time-to-update of systematic reviews relative to the availability of new evidenceTime to update for a 204 systematic reviews with a primary outcome meta-analysis (green) compared to 89 systematic reviews without a primary outcome meta-analysis (orange), b 15 systematic reviews with a publication signal (green) compared to 156 systematic reviews without a publication signal (orange), and c 15 systematic reviews with a trial completion signal (green) compared to 130 systematic reviews without a trial completion signal (orange). Shaded regions indicate the 95% confidence intervalBack to article page