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童年P300预测了青少年时期抑郁障碍的发展
Nicholas J Santopetro1, Brady D Nelson2, Greg Hajcak3
1Department of Psychology, Florida State University, 1107 West Call Street, Tallahassee, FL, 32303, USA. nicholas.santopetro@gmail.com.
在童年时,一个模糊的选择锁定的P300可能预测青春期的抑郁风险. 这种与事件相关的潜在措施对识别患有抑郁症疾病风险的年轻人充满希望.
科学领域:
- 神经科学是一个神经科学.
- 发展心理学 发展心理学
- 精神病学是一个精神病学.
背景情况:
- 抑郁和焦虑障碍在青春期显著增加.
- 识别有风险的儿童对于早期干预至关重要.
- 与事件相关的潜能,如P300,显示了评估青少年认知偏差的潜力.
研究的目的:
- 调查P300成分是否可以前性地预测青少年抑郁和焦虑障碍的发展.
- 检查选择锁定和反锁定P300s在预测精神病理发病的实用性.
主要方法:
- 272名没有先前精神病理的儿童 (9岁) 在"门外任务"期间接受了脑电图,以测量P300.
- 连续EEG记录了选择和反锁P300s.
- 参与者被跟踪到15岁,进行有关抑郁和焦虑发作的诊断访谈.
主要成果:
- 儿童时期较小的选择锁定P300预测到青春期中期患抑郁症的可能性更高.
- 无论选择锁定还是反锁定的P300都没有预测焦虑症的出现.
- 反锁定的P300没有预测抑郁或焦虑的发作.
结论:
- 在童年时,选择锁定的P300是青少年抑郁障碍风险增加的指标.
- 选择锁定的P300可以作为一种有价值的神经标记物,用于理解青春期抑郁的途径.
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