23_13-46-31_ppg 4 1000 29993 23_13-46-31_ppg.dat 32 100.0(0)/au 32 0 20 63536 0 carotid_880nm 23_13-46-31_ppg.dat 32 100.0(0)/au 32 0 -25 5149 0 carotid_660nm 23_13-46-31_ppg.dat 32 100.0(0)/au 32 0 44 2202 0 brachial_880nm 23_13-46-31_ppg.dat 32 100.0(0)/au 32 0 -9 63930 0 brachial_660nm