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Table 2 Left ventricular function, biochemistry, clinical condition and outcome

From: Primary percutaneous coronary intervention in nonagenarians: is it worthwhile?

Variables PPCI patients (n = 42)* MM patients (n = 69)* P value
Left ventricular systolic function (n = 38) (n = 61)  
Normal (EF > 55%), 5 (11.9) 8 (11.6)  > 0.99
Mildly impaired (EF 46–55%) 6 (14.3) 7 (10.1) 0.55
Moderately impaired (EF 36–45%) 16 (38.1) 21 (30.4) 0.41
Severely impaired (EF ≤ 35%) 11 (26.2) 25 (36.2) 0.27
CK-MB on admission (µg/L) 53.0 ± 89.0 66.9 ± 101.3 0.24
Total Cholesterol (mmol/L), 4.3 ± 1.5 4.2 ± 1.1 0.97
Sodium (mmol/L) 135.9 ± 3.6 135.6 ± 4.1 0.32
Potassium (mmol/L) 4.5 ± 0.5 4.6 ± 0.6  > 0.99
Urea (mmol/L) 9.1 ± 3.3 9.8 ± 4.4 0.93
Creatinine (µmol/L) 109.3 ± 37.9 123.5 ± 72.1 0.54
Glucose (mmol/L) 9.2 ± 3.9 8.5 ± 4.5 0.33
Haemoglobin (g/L) 118.7 ± 16.5 117.7 ± 14.3 0.99
Heart rate on admission (beats/min) 74.3 ± 17.3 79.9 ± 19.0 0.14
Systolic blood pressure (mmHg) 119.5 ± 14.1 120.8 ± 19.1 0.15
Cardiogenic shock 4 (9.5) 6 (8.7)  > 0.99
Completed Infarct 2 (4.8) 30 (43.5)  < 0.001
NSTEMI 1 (2.4) 12 (17.4) 0.017
STEMI 41 (97.6) 57 (82.6) 0.017
Anterior 19 (46.3) 26 (45.6) 0.94
Inferior 17 (41.5) 21 (36.8) 0.64
Lateral 4 (9.8) 7 (12.3) 0.76
Posterior 1 (2.4) 3 (5.3) 0.64
Direct admission via ambulance 31 (73.8) 41 (59.4) 0.12
Transfer from DGH 11 (26.2) 28 (40.6) 0.12
Angiogram Performed 42 (100) 9 (13.0)  < 0.001
30-day mortality 10 (23.8) 28 (40.6) 0.07
BCIS PCI 30-day mortality score 22.9 ± 17.4 24.0 ± 16.6 0.17
  1. Values in bold demonstrate statistically significant results (p < 0.05)
  2. PPCI primary percutaneous coronary intervention, MM medically managed, EF ejection fraction, DGH District general hospital, BCIS British Cardiovascular Intervention Society
  3. ± values are mean ± standard deviation. Values in brackets are (%)
  4. *Unless otherwise stated