Kroenke et al. (2009) PHQ-8 as a Measure of Current Depression (Edexcel A-Level Psychology): Flashcards
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Kroenke et al. sample size
Kroenke et al. sample size
198,678 participants
Survey used in Kroenke et al.
Survey used in Kroenke et al.
BRFSS (Behavioural Risk Factor Surveillance Survey)
PHQ-8 cut-off score for moderate depression
PHQ-8 cut-off score for moderate depression
10 or above
PHQ-8 total score range
PHQ-8 total score range
0-24
PHQ-8 timeframe for symptoms
PHQ-8 timeframe for symptoms
Last 14 days
What PHQ-8 excludes vs PHQ-9
What PHQ-8 excludes vs PHQ-9
Suicidal thoughts & self-injury item
Key strength of PHQ-8
Key strength of PHQ-8
Easy to administer, less intrusive, increases participation
Main weakness of 14-day timeframe
Main weakness of 14-day timeframe
May capture temporary distress not clinical depression
Sample bias in Kroenke et al.
Sample bias in Kroenke et al.
Limited to phone users, excludes low-income groups
PHQ-8 construct validity finding
PHQ-8 construct validity finding
Good validity, strong correlation with other measures