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Table 1 Demographics and co-morbidities

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

Variables PPCI patients (n = 42) MM patients (n = 69) P value
Mean age at operation (years) 92.8 ± 2.5 93.2 ± 2.2 0.22
Female gender, n (%) 21 (50.0) 45 (65.2) 0.11
Assisted living 7 (16.7) 17 (24.6) 0.32
Hypertension 24 (57.1) 45 (65.2) 0.39
Diabetes 5 (11.9) 18 (26.1) 0.07
Chronic kidney disease (e-GFR < 60) 12 (28.6) 25 (36.2) 0.41
History of previous cancer 4 (9.5) 8 (11.6)  > 0.99
History of atrial fibrillation 1 (2.4) 16 (23.2) 0.003
Chronic obstructive pulmonary disease 2 (4.8) 1 (1.5) 0.56
Previous stroke 8 (19.1) 15 (21.7) 0.73
Dementia 1 (2.4) 3 (4.4)  > 0.99
Old bundle branch block 6 (14.3) 6 (8.7) 0.37
Pacemaker/Defibrillator 6 (14.3) 3 (4.4) 0.08
Ex-smoker 14 (33.3) 27 (37.1) 0.54
Current smoker 1 (2.4) 5 (7.3) 0.41
Arrhythmia on admission
New atrial fibrillation 9/41 (22.0) 4/53 (7.5) 0.08
New atrio-ventricular block 8 (19.1) 3 (4.4) 0.019
Pre-admission NYHA class
1 27 (64.3) 39 (56.5) 0.42
2 12 (28.6) 26 (37.7) 0.33
3 2 (4.8) 4 (5.8)  > 0.99
4 1 (2.4) 0 (0) 0.38
  1. Values in bold demonstrate statistically significant results (p < 0.05)
  2. PPCI primary percutaneous coronary intervention, MM medically managed, e-GFR estimated glomerular filtration rate
  3. ± values are mean ± standard deviation. Values in brackets are (%)