It is unknown whether the famous sex-related difference in emotion processing is accounted for by biological sex,gender role,or their interaction.To clarify the issue,in Study 1 we recorded event-related potentials in...It is unknown whether the famous sex-related difference in emotion processing is accounted for by biological sex,gender role,or their interaction.To clarify the issue,in Study 1 we recorded event-related potentials in response to negative and positive images of diverse intensities when 47 masculine(26 males)and 47 feminine(22 males)subjects performed a non-emotional task.The occipital P1 and N1 amplitudes were larger in women than in men,while feminine subjects showed larger N1 amplitudes than masculine subjects,regardless of sex.Moreover,feminine subjects showed enhanced frontocentral N2(210–270 ms)amplitudes for highly and mildly negative than for neutral stimuli,while masculine subjects showed an emotion effect only for highly negative stimuli.The feminine-specific effect for mildly negative stimuli was positively correlated to the feminine score,and this correlation was located to the anterior cingulate and the superior and medial frontal gyri.Furthermore,feminine but not masculine subjects showed enhanced parietal P3(330–560 ms)amplitudes for highly and mildly positive than for neutral stimuli,an effect positively related to the feminine score and localized to the precuneus,posterior cingulate,and superior temporal gyrus.Machine learning analyses verified that single-trial N2 and P3 amplitudes of feminine subjects reliably discriminated the intensity of negative and positive stimuli,respectively.For ecological considerations,in Study 2 we used an observational approach(n=300)and confirmed that feminine gender role,rather than biological sex,predicted individual differences in daily experience of emotion-related psychopathological symptoms.These findings provide solid evidence for the critical impact of gender role rather than sex on emotional susceptibility.展开更多
情绪是一种复杂的心理现象,情绪易感性反映着人们在情绪加工过程中与认知活动的关联。综合前人的研究,本文主要从情绪st r oop范式和oddbal l范式两个方面概括对于情绪易感性的研究。通过了解情绪易感性的稳定性与个体差异性的关系,对...情绪是一种复杂的心理现象,情绪易感性反映着人们在情绪加工过程中与认知活动的关联。综合前人的研究,本文主要从情绪st r oop范式和oddbal l范式两个方面概括对于情绪易感性的研究。通过了解情绪易感性的稳定性与个体差异性的关系,对人格系统的完善有一定的启示意义。展开更多
基金This work was supported by the National Natural Science Foundation of China(31671164,31970980,and 31971018)a Guangdong Key Basic Research Grant(2018B030332001)+2 种基金Shenzhen Basic Research Project(JCYJ20180305124305294)the Shenzhen–Hong Kong Institute of Brain Science(2019SHIBS0003)the Shenzhen Education Science Program(ybzz19014).
文摘It is unknown whether the famous sex-related difference in emotion processing is accounted for by biological sex,gender role,or their interaction.To clarify the issue,in Study 1 we recorded event-related potentials in response to negative and positive images of diverse intensities when 47 masculine(26 males)and 47 feminine(22 males)subjects performed a non-emotional task.The occipital P1 and N1 amplitudes were larger in women than in men,while feminine subjects showed larger N1 amplitudes than masculine subjects,regardless of sex.Moreover,feminine subjects showed enhanced frontocentral N2(210–270 ms)amplitudes for highly and mildly negative than for neutral stimuli,while masculine subjects showed an emotion effect only for highly negative stimuli.The feminine-specific effect for mildly negative stimuli was positively correlated to the feminine score,and this correlation was located to the anterior cingulate and the superior and medial frontal gyri.Furthermore,feminine but not masculine subjects showed enhanced parietal P3(330–560 ms)amplitudes for highly and mildly positive than for neutral stimuli,an effect positively related to the feminine score and localized to the precuneus,posterior cingulate,and superior temporal gyrus.Machine learning analyses verified that single-trial N2 and P3 amplitudes of feminine subjects reliably discriminated the intensity of negative and positive stimuli,respectively.For ecological considerations,in Study 2 we used an observational approach(n=300)and confirmed that feminine gender role,rather than biological sex,predicted individual differences in daily experience of emotion-related psychopathological symptoms.These findings provide solid evidence for the critical impact of gender role rather than sex on emotional susceptibility.
