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Table 1 Baseline characteristics of patients with and without echocardiographic abnormality indicative of heart failure

From: Evaluation of B-type Natriuretic Peptide for validation of a heart failure register in primary care

  Echocardiogram not consistent with heart failure (n = 24) Echocardiogram consistent with heart failure (n = 32) p value
Age – mean (SD) 75.4 (7.2) 78.3 (8.4) 0.184 (t-test)
Male gender 13 (54.2%) 13 (40.6%) 0.315
Ischaemic heart disease 7 (29.2%) 16 (50.0%) 0.117
Hypertension 12 (50.0%) 14 (43.8%) 0.643
Diabetes 4 (16.7%) 9 (28.1%) 0.315
Atrial fibrillation 3 (12.5%) 6 (18.8%) 0.529
Peripheral vascular disease 2 (8.3%) 2 (6.3%) 0.765
Chronic airflow limitation 6 (25.0%) 5 (15.6%) 0.382
Diuretic 21 (87.5%) 24 (75.0%) 0.244
Angiotensin converting enzyme inhibitor or Angiotensin receptor blocker 14 (58.3%) 23 (71.9%) 0.290
Beta-blocker 2 (8.3%) 8 (25.0%) 0.107
Statin 9 (37.5%) 14 (43.8%) 0.638
Abnormal ECG 13 (54.2%) 27 (84.4%) 0.013
BNP (pmol/l) median (interquartile range) 11.7 (20.0) 32.75 (35.8) 0.010 (Mann-Whitney test)
  1. Note – values are number (percentage) unless stated. P values refer to chi-squared tests unless stated.