Table 1: Comorbidities in acute myocardial infarction patients from 1999 to 2008.

Variables1999-20002001-20022003-20042005-20062007-2008 value

No. of patients96776081620.001
Age (years) <0.001
Male number (percentage)68 (71%)55 (71%)41 (68%)53 (65%)33 (53%)0.154
STEMI 46 (48%)24 (31%)24 (39%)31 (38%)9 (15%)<0.001
Male number in STEMI (percentage)34 (74%)17 (71%)19 (79%)25 (81%)5 (56%)0.596
Male number in NSTEMI (percentage)34 (68%)38 (72%)22 (61%)28 (56%)28 (53%)0.236
Coexisting conditions (ICD-9 code)
 Hypertension (401–405)31 (32%)26 (34%)24 (40%)19 (23%)17 (27%)0.274
 Diabetes mellitus (250)16 (17%)16 (21%)18 (30%)15 (19%)14 (23%)0.353
 Dyslipidemia (272)10 (10%)7 (9%)7 (12%)4 (5%)4 (6%)0.572
Other medical history-%
 Stroke or transient ischemic attack (433–435)0 (0%)1 (1%)2 (2%)3 (4%)0 (0%)0.195
 Chronic heart failure (428)5 (5%)5 (6%)8 (13%)9 (11%)12 (19%)0.041
 Chronic lung disease (490–496, 500–508)9 (9%)8 (10%)4 (7%)16 (20%)7 (11%)0.102
 Neoplasms (140–239)2 (2%)0 (0%)2 (3%)1 (1%)4 (6%)0.136
 Chronic kidney disease (585)0 (0%)4 (5%)1 (2%)2 (2%)3 (5%)0.206

STEMI: ST elevation MI, NSTEMI: non-ST elevation MI. Only the patients with first onset AMI within the year were included.