Forest plot of H. pylori eradication rate (per-protocol, PP) with high-dose therapies compared to low-dose therapies.

<p>Forest plot of H. pylori eradication rate (per-protocol, PP) with high-dose therapies compared to low-dose therapies.</p

Quality assessment of included studies.

<p>Quality assessment of included studies.</p

Forest plot of high-dose therapies vs. low dose-dose therapies in total side effects.

<p>Forest plot of high-dose therapies vs. low dose-dose therapies in total side effects.</p

Characteristics of included studies.

<p>Characteristics of included studies.</p

Forest plot of adherence difference between high-dose therapies and low-dose therapies.

<p>Forest plot of adherence difference between high-dose therapies and low-dose therapies.</p

Flow chart of literature review.

<p>Flow chart of literature review.</p

Forest plot of H. pylori eradication rate (intention-to-treat, ITT) with high-dose therapies compared to low-dose therapies.

<p>Forest plot of H. pylori eradication rate (intention-to-treat, ITT) with high-dose therapies compared to low-dose therapies.</p

Forest plot of H. pylori eradication rate with high-dose therapies compared to low-dose therapies in the areas with high vs. low metronidazole resistance.

<p>A. Comparison of the high-dose therapies with low-dose therapies in low metronidazole-resistant areas. B. Comparison of the high-dose therapies with low-dose therapies in high metronidazole-resistant areas.</p

Forest plot of H. pylori eradication rate with high-dose therapies compared to low-dose therapies in the metronidazole-resistant vs. susceptible people.

<p>A. Comparison of the high-dose therapies with low-dose therapies in metronidazole-resistant people. B. Comparison of the high-dose therapies with low-dose therapies in metronidazole-susceptible people.</p

Characteristics of included studies.

<p>Characteristics of included studies.</p