21_14-26-19_ppg 4 1000 29994 21_14-26-19_ppg.dat 32 100.0(0)/au 32 0 115 904 0 carotid_880nm 21_14-26-19_ppg.dat 32 100.0(0)/au 32 0 81 2770 0 carotid_660nm 21_14-26-19_ppg.dat 32 100.0(0)/au 32 0 23 971 0 brachial_880nm 21_14-26-19_ppg.dat 32 100.0(0)/au 32 0 74 999 0 brachial_660nm