Figure 1. Network plot for the network of topical antibiotics without steroids for chronically discharging ears (a), comparison graph corresponding to the h ^xy row of H matrix (b), flows f _uv with respect to the ‘ x versus y’ network meta-analysis treatment effect are indicated along the edges), streams (c) and proportion contributions of each direct comparison (d).

x, no treatment; y, quinolone antibiotic; u, non-quinolone antibiotic; v, antiseptic.