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解释性少数群体男性的瘦身和肌肉面向的饮食障碍:对三方影响模型的纵向支持
Kathryn Pasquariello1, Doria Wohler2, Reza Sahlan3
1Department of Psychology, Suffolk University, Boston, MA, USA.
Body image
|February 24, 2026
概括
外表压力导致性少数群体男性 (SMM) 通过外表比较和随着时间的推移对身体的不满,导致饮食失调. 这项纵向研究突出了SMM三方影响模型 (TIM) 中的关键途径.
科学领域:
- 心理学 心理学 心理学
- 社会学 社会学 社会学
- 公共卫生 公共卫生
背景情况:
- 三方影响模型 (TIM) 假定社会压力塑造了身体形象和饮食失调.
- 之前对性少数群体男性 (SMM) 的TIM研究缺乏纵向数据,造成了对理解时间关系的差距.
- 饮食失调是包括SMM在内的各种人群中引起的重大关注.
研究的目的:
- 纵向检查 cisgender 性少数群体男性 (SMM) 的三方影响模型 (TIM).
- 调查身体理想内化和身体不满在外表压力和饮食失调之间的关系中扮演的调解角色.
- 探索特定的途径,将外表压力与随着时间的推移,以瘦身和肌肉为导向的饮食失调联系起来.
主要方法:
- 一项纵向研究涉及225名cisgender SMM在基线,3个月和6个月后续调查.
- 为了测试拟议的模型,进行了前性的串行调解分析.
- 根据基线年龄,BMI和以前的饮食失调行为进行了统计调整.
主要成果:
- 外观压力前性地预测了外观比较的增加.
- 外观比较连续调解了外观压力与瘦身和肌肉面向的身体不满之间的联系.
- 身体不满,反过来,预测了随后的瘦身和肌肉面向的饮食失调.
- 身体理想的内化并没有显著调解这些潜在的关联.
结论:
- 外观比较和随后的身体不满似乎是关键的调解者,将外观压力与SMM中饮食失调联系起来.
- 这些发现支持SMM在TIM中的时间路径,强调了社会比较和身体不满的作用.
- 未来的研究应该考虑特定的身体理想表现 (瘦身,肌肉强度) 来完善TIM,以了解SMM中饮食失调.
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