Evidence network of B vitamin interventions included in the network meta-analysis for efficacy.

<p>The size of the node corresponds to the number of randomized participants (sample size), and the width of the line corresponds to the number of trials comparing each pair of treatments.</p

Efficacy of the 8 treatments for stroke in network meta-analysis (RR with 95% CrI).

<p>FA, folic acid; 95% CrI, 95% credible intervals; VB, vitamin B.</p><p>Efficacy of the 8 treatments for stroke in network meta-analysis (RR with 95% CrI).</p

Flow diagram of the network meta-analysis.

<p>Flow diagram of the network meta-analysis.</p