Addition of brain and carotid imaging to the ABCD2 score to identify patients at early risk of stroke after transient ischaemic attack: a multicentre observational study

Field Value
Model ID10-062-08
Model NameAge, Blood pressure, Clinical weakness, Duration, Diabetes, Dual transient ischaemic attack, carotid Imaging (ABCD3-I) (90 Days)
Pubmed ID20934388
First AuthorMerwick
JournalThe Lancet Neurology
Year2010
TitleAddition of brain and carotid imaging to the ABCD2 score to identify patients at early risk of stroke after transient ischaemic attack: a multicentre observational study
Primary Index ConditionStroke
Secondary Index ConditionTransient Ischemia Attack (TIA)
OutcomeStroke
Model Sample Size1877
Cohort Sample Size2654
Number of Events73
Follow-Up DurationModerate (3-6 months)
AUROC0.79
Calibration Reported1
CovariatesAge >= 60 years; Blood pressure >= 140/90 mm Hg; Clinical features: speech impairment without weakness; Clinical features: unilateral weakness; Duration 10-59 min; Duration >=60 min; Diabetes mellitus present; Dual TI (TIA prompting medical attention plus at least one other TIA in the preceding 7 days); Imaging: ipsilateral >=50% stenosis of internal carotid artery; Imaging: acute diffusion-weighted imaging hyperintensity
Mesh TermsTo be updated
Number of Validations3

External Validations

Yes
3
0.646
1st Author Year Sample Size AUC Calibration Relatedness
Kiyohara 2013 693 0.61 No Mismatch
Knoflach 2016 2457 0.646 No Mismatch
Song 2013 239 0.825 No Related