0 = Male
1 = Female

History of diabetes
0 = No
1 = Yes

Blood pressure
0 = Hypotension
1 = Normal
2 = Hypertension

Cholesterol
0 = Normal
1 = High

Taking anti-clotting drugs
0 = None
1 = Aspirin
2 = Heparin
3 = Warfarin

Hospital ID
1 = 0001
2 = 0002
3 = 0003
4 = 0004
5 = 0005

EKG result
-1 = D.O.A.
0 = No ST elevation
1 = ST elevation

CPK blood result
-1 = D.O.A.
0 = Normal CPK
1 = High CPK

Troponin T blood result
-1 = D.O.A.
0 = Normal Troponin T
1 = High Troponin T

Clot-dissolving drugs
-1 = D.O.A.
0 = None
1 = Streptokinase
2 = Reteplase
3 = Alteplase

Hemorrhaging
-1 = D.O.A.
0 = No
1 = Yes

Surgical treatment
-2 = Died before surgery
-1 = D.O.A.
0 = None
1 = PTCA
2 = CABG

Surgical complications
-3 = No surgery performed
-2 = Died before surgery
-1 = D.O.A.
0 = No
1 = Yes

Surgery result
-3 = No surgery performed
-2 = Died before surgery
-1 = D.O.A.
1 = Well
2 = Stable
3 = Critical
4 = Died

Length of stay
-2 = Died before surgery
-1 = D.O.A.

Treatment costs
-1 = D.O.A.