Table 2 Associated diagnosis of subjects studied.

From: Acoustic diagnosis of pulmonary hypertension: automated speech- recognition-inspired classification algorithm outperforms physicians

Diagnosis

Normal Pulmonary Arterial Pressure Mean PA pressure <25 mmHg N = 78

Pulmonary Hypertension Mean PA pressure ≥25 mmHg N = 86

Congenital Heart Disease (CHD)

n = 38

n = 24

Unrepaired CHD n = 31

Unrepaired CHD n = 16

VSD, s/p PA band n = 1

ASD n = 12

Anomalous coronary (LCA

VSD n = 2

from RCA) n = 1

PDA n = 2

ASD prior to device closure

 

n = 12

Repaired CHD n = 8

PDA prior to device closure

PDA ligation n = 2

n = 17

AVSD Repair n = 1

 

VSD Closure n = 1

Repaired CHD n = 7 

VSD +COA Repair n = 1

s/p VSD closure n = 3 

Left pulmonary vein repair n = 3

s/p AVSD repair n = 2 

s/p PDA ligation n = 2

Post Heart Transplant

n = 24

n = 11

Idiopathic Pulmonary Arterial Hypertension

n = 0

n = 16

Pre-liver transplant assessment

n = 2

n = 1

 

n = 5

n = 7

Hypertrophic n = 2

Hypertrophic n = 3

Dilated n = 2

Dilated n = 3

Restrictive n = 1

Restrictive n = 1

Connective Tissue Disease

n = 1

n = 9

Lung Disease

n = 7

n = 11

COPD n = 4

COPD n = 10

BPD n = 1

BPD n = 1

ILD n = 2

Miscellaneous

n = 1

n = 7

Coronary artery disease

Complete heart block, coronary

artery disease s/p coronary

bypass surgery n = 1

CTEPH n = 2

Sarcoid n = 1

Pericardial calcification n = 1

Renal failure n = 1

High Altitude Pulmonary Edema

n = 1

  1. AVSD = Atrioventricular septal defect; BPD = Bronchopulmonary dysplasia; CHD = Congenital heart disease; COA = Coarctation of the aorta; CTEPH = Chronic thromboembolic pulmonary hypertension; COPD = Chronic obstructive pulmonary disease; ILD = Interstitial lung disease; LCA = Left coronary artery; MR = Mitral regurgitation; mmHg = Millimeter mercury; PA = Pulmonary artery; PDA = Patent ductus arteriosus; RCA = Right coronary artery; S/P = status post; VSD = Ventricular septal defect; WHO = World Health Organization.