Table 3: Clinical Variables and Type of Thrombolytic Used in the ST Segment Elevation Myocardial Infarction (STEMI) Population in 2004 and 2007

2004
N=673		 2007
N=724
P value
Type of Thrombolytic
tPA 10 (1.8%) 6 (1.0%)
SK 14 (2.5%) 1 (0.2%) 0.0008
Reteplase 254 (45.9%) 301 (53.2%)
TNK 276 (49.8%) 258 (45.6%)
Diagnostic ECG to Thrombolysis time (Median, IQ) 38 (24 – 60) 29 (16 -50) <0.0001
Shortfall 36/590 (6.1%) 47/611 (7.8%) 0.28
Delayed Presentation 72 (10.7%) 105 (14.5%) 0.033

tPA, tissue plasminogen activator; SK,Strptokinase; TNK, Tenecteplase. Shortfall is defined as the patients presenting with STEMI within 12 hours of symptom onset in the absence of contraindication to thrombolytic therapy and did not receive it.