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. 2026 Feb 24;8:1735652. doi: 10.3389/frph.2026.1735652

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© 2026 Sun, Yu, Zeng, Song, Ji, Liu, Peng, Liu, Wang and Wu.

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 plots showcase standardized mean differences across studies divided into four panels (A, B, C, D) for various models. Each panel highlights study names, sample sizes, means, standard deviations, confidence intervals, and weights. Summary diamonds at the bottom of each panel indicate overall effect sizes. Heterogeneity statistics are provided beneath each forest plot. — Forest plot comparisons of mean symptom durations between (A) pre-pandemic and during pandemic groups; (B) manual detorsion and no manual detorsion groups; (C) misdiagnosis and Confirm groups; (D) transfer and no transfer groups.