19_14-51-47_ppg 4 1000 29993 19_14-51-47_ppg.dat 32 100.0(0)/au 32 0 108 61525 0 carotid_880nm 19_14-51-47_ppg.dat 32 100.0(0)/au 32 0 -1 59261 0 carotid_660nm 19_14-51-47_ppg.dat 32 100.0(0)/au 32 0 24 63567 0 brachial_880nm 19_14-51-47_ppg.dat 32 100.0(0)/au 32 0 -10 2024 0 brachial_660nm