25_13-55-32_ppg 4 1000 29994 25_13-55-32_ppg.dat 32 100.0(0)/au 32 0 190 64809 0 carotid_880nm 25_13-55-32_ppg.dat 32 100.0(0)/au 32 0 166 63537 0 carotid_660nm 25_13-55-32_ppg.dat 32 100.0(0)/au 32 0 -244 1502 0 brachial_880nm 25_13-55-32_ppg.dat 32 100.0(0)/au 32 0 -208 6060 0 brachial_660nm