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. 2024 Mar 18;15:1364030. doi: 10.3389/fphar.2024.1364030

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Copyright © 2024 Lin, Sun and Yang.

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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HAMD scales of GKB on patients with depression after taking GKB: (A) HAMD scale after taking GKB for 4 weeks. (B) HAMD scale after taking GKB for 6 weeks. (C) HAMD scale after taking GKB for 8 weeks. Abbreviations: SD: standard deviation; 95% CI: 95% confidence interval; Chi²: chi-squared test; Tau2: tau-squared; I²: I-squared; P: probability.