ISTH Bleeding Assessment Tool

Rodeghiero et al. 2010 ISTH/SSC BAT — 14 categories, each scored 0-4 (CNS bleeding 0/3/4).

Population

Epistaxis

Cutaneous bleeding

Bleeding from minor wounds

Oral cavity bleeding

GI bleeding

Hematuria

Tooth extraction

Surgery

Menorrhagia

Postpartum hemorrhage

Muscle hematomas

Hemarthrosis

Other bleeding

CNS bleeding

ISTH-BAT Score: 0

Within normal range.

Within Normal Range

A score below 4 is within the normal range for this population.

How this is calculated

The ISTH/SSC standardized bleeding score (Rodeghiero et al. 2010): 14 bleeding categories each scored 0-4 by severity, summed. Published abnormal cutoffs: ≥4 for adult men, ≥6 for adult women, ≥3 for children.