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. 2014 Feb 10;9(2):e86665. doi: 10.1371/journal.pone.0086665

Table 2. STEMI profile based on network application period.

Variables 2008–2010 (before implementation of AMI networking) 2011 (after implementation of AMI networking) P value
N = 869 N = 636
Age, years 55 (24–85) 55 (29–96) 0.407
Male, N (%) 735 (84%) 556 (87%) 0.242
Referral status
Walk in/ambulance 281 (32.3%) 221 (34.7%)
Primary physician 43 (4.9%) 13 (2.0%)
Inter-hospital 488 (56.2%) 390 (61.2%) <0.001
Intra-hospital 57 (6.6%) 13 (2.0%)
Risk Factors
Hypertension 457 (52.6%) 356 (56%) 0.339
Family History of known CAD 199 (22.9%) 169 (26.6%) 0.224
Dyslipidemia 305 (35.1%) 275 (43.2%) 0.202
Diabetes Mellitus 236 (27.2%) 198 (31.1%) 0.190
Current Smoker 399 (45.9%) 299 (47%) 0.806
Onset of infarction
≤12 hours 422 (48.8%) 299 (46.9%) 0.466
>12 hours 442 (51.2%) 338 (53.1%)
Reperfusion strategy
Primary PCI 263 (73.3%) 206 (83.1%) 0.005
Fibrinolytic therapy 96 (26.7%) 42 (16.9%)

Data are presented as numbers and percentages. PCI = percutaneous coronary intervention.