Animal Trauma Triage (ATT) Score

Patient Details

Patient ID

Patient Name

Owner Name

Patient Age

Patient Sex

Perfusion

Score: —

0Normal CRT, pink MM, strong pulse

1Slightly prolonged CRT, mild changes

2CRT 2–3s, pale MM, weak pulse

3CRT >3s, white/grey MM, absent pulse

Cardiac

Score: —

0Normal rhythm, HR 60–160 bpm

1Mild arrhythmia or mild rate deviation

2Moderate arrhythmia

3Severe arrhythmia or cardiac arrest

Respiratory

Score: —

0Normal, SpO₂ >95%

1Mild tachypnoea, normal effort

2RR >40 or increased respiratory effort

3Severe distress or open-mouth breathing

Eye / Muscle / Integument

Score: —

0Normal pupils, no wounds

1Minor wounds, normal pupils

2Moderate wounds, sluggish pupils

3Severe wounds, fixed pupils or coma

Skeletal

Score: —

0No fractures

1Single closed fracture

2Multiple or open fracture

3Pelvic, spinal or multiple open fractures

Neurological

Score: —

0Alert, normal proprioception

1Obtunded, minor neurological deficits

2Semi-conscious, significant deficits

3Comatose or non-responsive

ATT Score Result

Total ATT Score

—

Score all 6 categories to see risk level (0/6 complete)

Statistical note: Each 1-point increase in ATT score corresponds to a 2.3–2.6× decrease in survival likelihood (dogs). AUROC: 0.92 dogs, 0.87 cats.

This calculator is intended as a guide for use by veterinary professionals only. It is not a substitute for professional interpretation, diagnosis, or treatment. Calculations may not be accurate for all individuals or circumstances. Always use professional judgement and verify all calculations before use in clinical practice.