Time of admission (hour) No. of cases Range Mean ± SEM Admission 33 8 - 244 73.8 ± 10.1 Three 33 54 - 436 199 ± 16.4* Six 33 66 - 1020 369 ± 37.1* # *Significant from admission time at P<0.001. # Significant from three hours at P<0.001.

Table 3: Serum CK-MB (U/L) in AMI group.