Patients Controls P
RI 0.790(0.724-0.819) 0.789(0.670-0.891) 0.738
PI 1.704(1.338-2.006) 1.617(1.106-2.086) 0.782
DWT      
Band 1 0.010(0.009-0.013) 0.007(0.006-0.012) 0.255
Band 2 0.031(0.024-0.036) 0.023(0.019-0.035) 0.092
Band 3 0.065(0.055-0.086) 0.060(0.049-0.082) 0.359
Band 4 0.122(0.089-0.147) 0.107(0.070-0.133) 0.255
Band 5 0.213(0.176-0.263) 0.163(0.136-0.219) 0.048
Band 6 0.317(0.278-0.352) 0.256(0.236-0.405) 0.525
Band 7 0.051(0.027-0.097) 0.057(0.037-0.099) 0.722
Band 8 0.030(0.021-0.046) 0.011(0.010-0.025) 0.002
Band 9 0.040(0.026-0.0059 0.044(0.028-0.056) 0.938
Table 2: RI (resistive index), PI (pulsatility index) and mean amplitude of wavelet frequency bands for patients and controls for opthalmic artery waveforms.