International Scholarly Research Notices / 2013 / Article / Tab 1

Clinical Study

Using NT-proBNP to Detect Chronic Heart Failure in Elderly Patients with Chronic Obstructive Pulmonary Disease

Table 1

Correlations between symptoms, clinical findings, and NT-proBNP.

NT-proBNP<1200
≥1200
value
PositiveNegativePositiveNegative

Symptoms
 Breathlessness37 (82%)8 (18%)7 (87%)1 (13%)0.714
 Night cough8 (18%)34 (76%)0 (0%)8 (100%)0.178
 Orthopnoea3 (7%)39 (86%)1 (13%)7 (87%)0.609
 Nocturia31 (69%)14 (31%)8 (100%)0 (0%)0.066
 Walking distance13 (29%) 26 (58%)1 (13%)6 (85%)0.313
Clinical findings
 Heart auscultation 3 (7%) 42 (93%)1 (13%)7 (87%)0.565
 Peripheral oedema21 (47%)24 (53%)3 (37%)5 (63%)0.631
 ECG abnormalities22 (49%)23 (51%)8 (100%) 0 (0%)0.007