Frederick Aardema, Kieron P O'Connor, Paul M G Emmelkamp, André Marchand, Christo Todorov
Inferential confusion in obsessive-compulsive disorder: the inferential confusion questionnaire
Behaviour research and therapy
people aphasia pwa experience functional numeracy difficulties problems understanding using numbers everyday life numerous negative impacts daily lives growing interest designing functional numeracy interventions pwa however limited suitable assessments available monitor impact interventions existing functional numeracy assessments lack breadth designed accessible pwa potentially confounding performance additionally include reallife demands time pressure may affect ecological validity thus crucial need new assessment facilitate research pwas functional numeracy develop validate pilot wideranging aphasiafriendly functional numeracy assessment investigate functional numeracy impacted aphasia severity time pressure demands explore predictors pwas functional numeracy develop functional numeracy assessment fna 38 items inspired general health numeracy test ghnt excellence gateway adapted suitability pwa entered computerized psychometricstyle test final 23 items fna23 selected based 213 neurotypical controls performance controlled difficulty response modality required numeracy skills aphasiafriendly adaptations ghnt subjective numeracy scale used examine fna23s concurrent validity internal consistency reliability interrater reliability spoken responses also examined novel time pressure task created slight adaptation seven fna23 questions explore effects time pressure functional numeracy performance total 20 pwa 102 controls completed measures online testing platform fna23 demonstrated acceptable internal consistency reliability kr20 081 perfect interrater reliability spoken responses fna23 ghnt scores positively associated suggesting satisfactory concurrent validity pwa demonstrated poorer functional numeracy controls took longer complete assessments indicating aphasia impacts functional numeracy time pressure significantly impact performance pwa demonstrated wide range functional numeracy abilities performing similarly controls fna23 wideranging valid reliable assessment development useful tool identify monitor pwas functional numeracy difficulties research clinical practice considering pwas widespread functional numeracy difficulties evidenced study pwa would likely benefit routine evaluation functional numeracy difficulties part neurorehabilitation journeys already known subject studies investigated functional numeracy difficulties pwa published functional numeracy assessments exist specifically designed accessible pwa paper adds existing knowledge newly developed fna23 valid reliable tool extensively assess pwas functional numeracy study confirmed previous findings widespread functional numeracy difficulties pwa related aphasia severity potential actual clinical implications work fna23 used assess pwas functional numeracy inform areas strengths difficulties target intervention monitor progress towards achieving intervention objectives pwa routinely evaluated functional numeracy difficulties