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Table 1 Information of patients including their ID, age, gender, recording position, the presence of S3 and S4

From: Detection of the third and fourth heart sounds using Hilbert-Huang transform

Patient ID age gender position S3 S4
56 18 M LLSB1 no yes
139 13 M LLSB yes no
189 11 F APEX
LMSB2
occasional yes
202 22 F LLSB yes no
405 15 M APEX yes no
485 6 F APEX yes no
498 6 F APEX yes no
509 9 M APEX no yes
516 17 M LMSB yes no
830 15 M LMSB yes no
907 20 M APEX yes no
1169 14 M APEX yes no
1204 22 M LLSB yes no
  1. 1 LLSB = Left Lower Sternal Border
  2. 2 LMSB = Left Middle Sternal Border