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. Author manuscript; available in PMC: 2020 May 5.
Published in final edited form as: Physiol Meas. 2016 Nov 21;37(12):2181–2213. doi: 10.1088/0967-3334/37/12/2181

Table 1.

Detailed profiles for the assembled heart sound databases for the 2016 PhysioNet/CinC Challenge.

Database Subject type Subject number Age Gender (F/M) Recording position Recording state Recording number Recording length (s) Simultaneous signal Sample rate Sensor Sensor frequency bandwidth
MITHSDB Normal
 38
 unknown unknown Nine different recording positions Recorded in-home visits or in hospital, uncontrolled recording environment 117
 33±5 One PCG
One ECG		 44,100 Hz Welch Allyn Meditron electronic stethoscope 20 Hz – 20 kHz
MVP
 37
 134
Benign
 34
 118
AD
 5
 17
MPC
 7
 23
AADHSDB Normal
 121
 unknown 58/93 Tricuspid area Rest 544
 8 One PCG 4,000 Hz 3M Littmann E4000 20 Hz – 1,000 Hz
CAD 30 151
AUTHHSDB Normal
 11
 29±8
 5/6
 Apex
 Rest 11
 47±25
 Two PCGs 4,000 Hz Welch Allyn Meditron electronic stethoscope unknown
MR
 17
 75±7
 12/5
 Auscultation 17
 60±30
AS 17 76±10 11/6 positions 17 43±21
TUTHSDB Normal
 28
 unknown unknown Four typical auscultation positions Rest 174 15 One PCG 4,000 Hz unknown unknown
Pathologic 16
UHAHSDB Normal: NHC
 19
 18–40
 unknown
 unknown Rest 19
 14±5
 One PCG 8,000 Hz Prototype (Infral Corporation) unknown
Normal: MARS500
 6
 unknown
 unknown
 20
 10±3
Pathologic 30 44–90 10/20 40 16±9
DLUTHSDB Normal 174 25±3 2/172 Multi-position at chest Rest or after exercise 338 209±78 PCG, PPG, RESP ECG, 800 Hz and – 22,050 Hz MLT201 or piezoelectric sensor unknown
CAD 335 60±12 227/108 Mitral Rest 335 17±12 One PCG 8,000 Hz 3M Littmann 1–1,000 Hz
SUAHSDB Normal
 79
 56±16 69/43 Apex Rest 81
 33±5 One PCG 8,000 Hz JABES electronic stethoscope 20–1000 Hz
Pathologic 33 33
SSHHSDB Normal
 12
 unknown unknown 2th intercostal Rest 12
 36±12 One PCG 8,000 Hz unknown unknown
Pathological 23 23
SUFHSDB Fetal
 116
 --
 --
 Maternal abdomen
 Rest
 119
 90
 One PCG
 8,000 Hz, 44,100 JABES electronic stethoscope 20–1000 Hz
Maternal 109 29±6 109/0 unknown Rest 92 90 One PCG
Hz
Total -- 1,297 -- -- -- -- 2,435 -- -- -- -- --

Note: MIT: Massachusetts Institute of Technology, AAD: Aalborg University, AUTH: Aristotle University of Thessaloniki, TUT: K.N. Toosi University of Technology, UHA: University of Haute Alsace, DLUT: Dalian University of Technology, SU: Shiraz University, SSH: Skejby Sygehus Hospital, MVP: mitral valve prolapse, Benign: innocent or benign murmurs, AD: aortic disease, MPC: miscellaneous pathological conditions, CAD: coronary artery disease, MR: mitral regurgitation, AS: aortic stenosis, PCG: phonocardiogram, ECG: electrocardiogram, PPG: photoplethysmogram, RESP: respiratory.