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Table 1 General demographic characteristic, major risk factors, forms of ACS, (SBP and HR) on admission, positive cardiac biomarkers, location of STEMI, Killip class, risk stratifications

From: Fragmented QRS complex frequency and location as predictor of cardiogenic shock and mortality following acute coronary syndrome

  f-QRS Non f-QRS P value
Age, years 52.52 ± 10.04 54.29 ± 12.8 0.480
Sex, m/f 40/6 27/11 0.071
Body weight, kg 80.22 ± 11.78 79.42 ± 8.94 0.736
Smoking 36/46 24/38 0.127
Dyslipidemia 14/35 16/33 0481
HTN 18/46 16/38 0.782
DM 16/46 11/38 0.569
STEMI 38/46 27/38 0.208
NSTEMI 4/46 7/38 0.212
UA 4/46 4/38 1.000
SBP, mmHg 129.78 ± 37.019 129.46 ± 34.717 0.968
HR, bpm 85.3 ± 17.453 78.18 ± 19.154 0.079
Abnormal cardiac biomarkers 41/46 32/38 0.534
STEMI in AS zone 18/38 12/25 0.961
STEMI in IL zone 20/38 13/25 0.961
Killip I 33/46 21/38 0.117
Killip II 9/46 13/38 0.129
Killip III 0/46 1/38 0.452
Killip IV 4/46 3/38 1.000
Updated GRACE score 4.42 ± 8.97 4.24 ± 6.56 0.8999
High risk GRACE 13/45 15/37 0.268
Intermediate risk GRACE 22/45 12/37 0.132
Low risk GRACE 10/45 10/37 0.614
  1. AS antroseptal; IL infrolateral; DM diabetes mellitus; HR heart rate; HTN hypertension; IL inferolateral; NSTEMI non-ST elevation myocardial infarction; SBP systolic blood pressure; STEMI ST elevation myocardial infarction; UA unstable angina