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. 2026 Mar 17;13:1772741. doi: 10.3389/fmed.2026.1772741

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Copyright © 2026 Khuna, Sriarmad, Pang and Longlalerng.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Forest plot illustrating mean differences with ninety-five percent confidence intervals for seven studies comparing treatment and control groups; overall mean difference is seventy-seven point five three, favoring treatment, using a random-effects DerSimonian–Laird model. — Forest plot of the seven studies reporting 6MWD (m) comparing exercise and control groups.