When paged, subjects completed a brief questionnaire containing rating scales of jaw pain, masticatory muscle tension, time and intensity of tooth contact, mood and stress level.

• 记录时，参与者要完成一份简短的问卷，包括下颌疼痛等级、咀嚼肌紧张度、牙齿接触的时间和强度、情绪和压力水平。