Thrombolysis in Myocardial Infarction (TIMI) Score for ST Elevation Acute Myocardial Infarction

 

		DM, history of HTN or history of Angina (1 point)
		Systolic blood pressure less than 100 mm Hg (3 points)
		Heart rate greater than 100 BPM (2 points)
		Killip class II-IV (2 points)
		Body weight <150 lb or 67 kg (1 point)
		Anterior lead ST elevation or left BBB (1 point)
		Time to treat more >4 hours (1 point)
Age
		≥75 years old (3 points)
		65-74 years old (2 points)
		<65 years old (0 points)

 

Total Criteria Point Count:
 

 

TIMI Risk Score Predicts 30 Day Mortality After an MI

 

0 Points:	0.8%
1 Point:	1.6%
2 Points:	2.2%
3 Points:	4.4%
4 Points:	7.3%
5 Points:	12%
6 Points:	16%
7 Points:	23%
8 Points:	27%
9 to 14 Points:	36%

 

Notes

• Entry criteria: Chest pain for more than 30 minutes, ST elevation, symptom onset less than 6 hours, fibrinolytic eligible.

 

References

1. Ray J. The TIMI risk score predicted mortality in patients with ST-elevation myocardial infarction. ACP J Club. 2002 Mar-Apr;136(2):76. PubMed ID: 11874301
2. Morrow DA, Antman EM, Charlesworth A, et al. TIMI risk score for ST-elevation myocardial infarction: A convenient, bedside, clinical score for risk assessment at presentation: An intravenous nPA for treatment of infarcting myocardium early II trial substudy. Circulation. 2000 Oct 24;102(17):2031-7. PubMed ID: 11044416
3. Morrow DA, Antman EM, Parsons L, et al. Application of the TIMI risk score for ST-elevation MI in the National Registry of Myocardial Infarction 3. JAMA. 2001 Sep 19;286(11):1356-9. PubMed ID: 11560541