Background: Anxious-depressive attack (ADA) is a symptom complex that comprises sudden intense feelings of anxiety or depression, intrusive rumination of regretful memories or future worries, emotional distress due to painful thoughts, and coping behaviors to manage emotional distress. ADA has been observed transdiagnostically across various psychiatric disorders. Although the importance of ADA treatment has been indicated, a scale to measure the severity of ADA has not been developed. This study aimed to develop the Anxious-Depressive Attack Severity Scale (ADAS) for measuring the severity of ADA symptoms and examine its reliability and validity.
Methods: A total of 242 outpatients responded to a questionnaire and participated in an interview, which were designed to measure the severity of ADA, depression, anxiety, anxious depression, and social anxiety symptoms. Based on the diagnostic criteria for ADA, 54 patients were confirmed to have ADA and were included in the main study analyses.
Results: The results of the exploratory factor analysis showed that the ADAS had two factors: severity of ADA symptoms and ADA frequency and coping behaviors. McDonald's ωt coefficients were high for the overall scale and the first factor (ωt = .78 and ωt = .83, respectively) but low for the second factor (ωt = .49). The ADAS score was significantly positively correlated with clinical symptoms related to anxiety and depression.
Conclusion: The present study demonstrated that the ADAS had sufficient reliability and validity; however, internal consistency was insufficient for the second factor. Overall, the ADAS has potential to be a valuable tool for use in clinical trials of ADA.
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Posted 26 Feb, 2021
On 26 Mar, 2021
Received 25 Mar, 2021
Received 10 Mar, 2021
On 28 Feb, 2021
On 23 Feb, 2021
Received 23 Feb, 2021
Invitations sent on 23 Feb, 2021
On 21 Feb, 2021
On 21 Feb, 2021
On 21 Feb, 2021
On 20 Feb, 2021
Posted 26 Feb, 2021
On 26 Mar, 2021
Received 25 Mar, 2021
Received 10 Mar, 2021
On 28 Feb, 2021
On 23 Feb, 2021
Received 23 Feb, 2021
Invitations sent on 23 Feb, 2021
On 21 Feb, 2021
On 21 Feb, 2021
On 21 Feb, 2021
On 20 Feb, 2021
Background: Anxious-depressive attack (ADA) is a symptom complex that comprises sudden intense feelings of anxiety or depression, intrusive rumination of regretful memories or future worries, emotional distress due to painful thoughts, and coping behaviors to manage emotional distress. ADA has been observed transdiagnostically across various psychiatric disorders. Although the importance of ADA treatment has been indicated, a scale to measure the severity of ADA has not been developed. This study aimed to develop the Anxious-Depressive Attack Severity Scale (ADAS) for measuring the severity of ADA symptoms and examine its reliability and validity.
Methods: A total of 242 outpatients responded to a questionnaire and participated in an interview, which were designed to measure the severity of ADA, depression, anxiety, anxious depression, and social anxiety symptoms. Based on the diagnostic criteria for ADA, 54 patients were confirmed to have ADA and were included in the main study analyses.
Results: The results of the exploratory factor analysis showed that the ADAS had two factors: severity of ADA symptoms and ADA frequency and coping behaviors. McDonald's ωt coefficients were high for the overall scale and the first factor (ωt = .78 and ωt = .83, respectively) but low for the second factor (ωt = .49). The ADAS score was significantly positively correlated with clinical symptoms related to anxiety and depression.
Conclusion: The present study demonstrated that the ADAS had sufficient reliability and validity; however, internal consistency was insufficient for the second factor. Overall, the ADAS has potential to be a valuable tool for use in clinical trials of ADA.
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