The HAT Score: a simple grading scale for predicting hemorrhage after thrombolysis

Field Value
Model ID08-011-01
Model NameHemorrhage After Thrombolysis (HAT) Score
Pubmed ID18955684
First AuthorLou
JournalNeurology
Year2008
TitleThe HAT Score: a simple grading scale for predicting hemorrhage after thrombolysis
Primary Index ConditionStroke
Secondary Index ConditionIschemic
OutcomeStroke
Model Sample Size302
Cohort Sample Size302
Number of Events46
Follow-Up DurationShort (<3 months)
AUROC0.7
Calibration Reported1
CovariatesHistory of diabetes mellitus or baseline blood glucose >200 mg/dL upon admission; Pretreatment NIHSS score; Presence of easily visible hypodensity on initial head CT scan: no; Presence of easily visible hypodensity on initial head CT scan: <1/3 of MCA territory; Presence of easily visible hypodensity on initial head CT scan: >=1/3 of MCA territory
Mesh TermsTo be updated
Number of Validations11

External Validations

Yes
11
0.688
1st Author Year Sample Size AUC Calibration Relatedness
Cucchiara 2010 965 0.59 No Distantly Related
Flint 2013 1708 0.602 No Distantly Related
Bentley 2014 330 0.629 No Distantly Related
Strbian 2014 3012 0.65 Yes Distantly Related
Van Hooff 2014 169 0.67 No Distantly Related
Rio-Espinola 2012 61 0.688 Yes Distantly Related
Sung 2013 548 0.7 Yes Distantly Related
Asuzu 2015 210 0.7 Yes Distantly Related
Tsivgoulis 2011 161 0.72 No Distantly Related
Lou 2008 400 0.72 No Distantly Related
Watson-Fargie 2015 431 0.73 No Distantly Related