8_13-17-44_ppg 4 1000 29993 8_13-17-44_ppg.dat 32 100.0(0)/au 32 0 -98 3532 0 carotid_880nm 8_13-17-44_ppg.dat 32 100.0(0)/au 32 0 -74 62179 0 carotid_660nm 8_13-17-44_ppg.dat 32 100.0(0)/au 32 0 -106 64864 0 brachial_880nm 8_13-17-44_ppg.dat 32 100.0(0)/au 32 0 -59 3471 0 brachial_660nm