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. 2025 Aug 11;16:1572011. doi: 10.3389/fpsyg.2025.1572011

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Copyright © 2025 He, Yang, Liang, Zhang, Zhang and Chi.

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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Two line graphs labeled (a) and (b) compare variables related to “Bridge Strength” and “Strength”. Both graphs plot different variables: PHQ9, PHQ7, PHQ3, and others, on the vertical axis against a horizontal scale from -1 to 2. In graph (a), the variables are more evenly distributed across the scale, while in graph (b), they cluster closer to the center. — The variables are more evenly distributed across the scale, while in graph (b), they cluster closer to the center. (a) Bridge strength (Z-standardized); (b) Strength (Z-standardized). GAD1, nervousness; GAD2, loss of control; GAD3, excessive worry; GAD4, trouble relaxing; GAD5, restlessness; GAD6, irritability; GAD7, feeling afraid; PHQ1, anhedonia; PHQ2, sad mood; PHQ3, sleep problems; PHQ4, fatigue; PHQ5, appetite changes; PHQ6, guilt; PHQ7, difficulty concentrating; PHQ8-motor.