Introductory information - File name: 20140312_Group_mean_pulse_Older.csv -- this data if the group mean pulse waveform for older group -- data size: 1000*5 -- each column is the group mean pulse waveform with 1000 sample points -- column 1: external cuff pressure 0 mmHg -- column 2: external cuff pressure 10 mmHg -- column 3: external cuff pressure 20 mmHg -- column 4: external cuff pressure 30 mmHg -- column 5: external cuff pressure 40 mmHg -- Units of measurement: a.u. - File name: 20140312_Group_mean_pulse_Younger.csv -- this data if the group mean pulse waveform for younger group -- data size: 1000*5 -- each column is the group mean pulse waveform with 1000 sample points -- column 1: external cuff pressure 0 mmHg -- column 2: external cuff pressure 10 mmHg -- column 3: external cuff pressure 20 mmHg -- column 4: external cuff pressure 30 mmHg -- column 5: external cuff pressure 40 mmHg -- Units of measurement: a.u. - File name: 20140312_Maximum_amplitude_Older.csv -- this data if the maximum amplitude data for older group -- data size: 46*5 -- row corresponding to subject -- column corresponding to external cuff pressure -- column 1: external cuff pressure 0 mmHg -- column 2: external cuff pressure 10 mmHg -- column 3: external cuff pressure 20 mmHg -- column 4: external cuff pressure 30 mmHg -- column 5: external cuff pressure 40 mmHg -- Units of measurement: a.u. - File name: 20140312_Maximum_amplitude_Younger.csv -- this data if the maximum amplitude data for younger group -- data size: 54*5 -- row corresponding to subject -- column corresponding to external cuff pressure -- column 1: external cuff pressure 0 mmHg -- column 2: external cuff pressure 10 mmHg -- column 3: external cuff pressure 20 mmHg -- column 4: external cuff pressure 30 mmHg -- column 5: external cuff pressure 40 mmHg -- Units of measurement: a.u. - File name: 20140312_Rise_time_Older.csv -- this data if the rise time data for older group -- data size: 46*5 -- row corresponding to subject -- column corresponding to external cuff pressure -- column 1: external cuff pressure 0 mmHg -- column 2: external cuff pressure 10 mmHg -- column 3: external cuff pressure 20 mmHg -- column 4: external cuff pressure 30 mmHg -- column 5: external cuff pressure 40 mmHg -- Units of measurement: ms - File name: 20140312_Rise_time_Younger.csv -- this data if the rise time data for younger group -- data size: 54*5 -- row corresponding to subject -- column corresponding to external cuff pressure -- column 1: external cuff pressure 0 mmHg -- column 2: external cuff pressure 10 mmHg -- column 3: external cuff pressure 20 mmHg -- column 4: external cuff pressure 30 mmHg -- column 5: external cuff pressure 40 mmHg -- Units of measurement: ms - Key words:: Finger Photoplethysmography (PPG) signal, cuff pressure - Date: 2014 March, analysis to generate these data. Methodological information - A brief method description ¨C what the data is, how and why it was collected, and how it was processed The data was from 100 healthy normotensive volunteers. For each subject, five separate finger PPG signals were recorded, each with a different external cuff pressure (0, 10, 20, 30 and 40 mmHg) applied to the whole right arm through the long cuff, with a 1 min gap for rest between each recording.The finger PPG was recorded at a sample rate of 2500 Hz for 120 s. - There was no missing data. Funding information - This work was done at Newcastle University, UK - This work was supported by the Engineering and Physical Sciences Research Council (EPSRC) Healthcare Partnership Award (reference number EP/I027270/1), and EPSRC standard grant (reference number EP/F012764/1).