Table 3 Statistical summary of PPG and HeMo arterial pulse wave features.

APW Feature	Min	Max	Mean	Std	1st QU	3rd QU	Med	95% CI	CC	p*
Rise Time (PPG)	0.120	0.187	0.155	0.014	0.148	0.164	0.153	0.004	0.152	< 2.2E^-16
Rise Time (HeMo)	0.184	0.294	0.224	0.022	0.208	0.235	0.221	0.007
Half Pulse Width (PPG)	0.165	0.509	0.249	0.084	0.204	0.251	0.222	0.027	0.408	9.69E^-9
Half Pulse Width (HeMo)	0.208	0.568	0.370	0.095	0.302	0.429	0.371	0.031
Three Quarters Pulse Width (PPG)	0.102	0.250	0.145	0.031	0.127	0.150	0.141	0.010	0.190	0.01082
Three Quarters Pulse Width (HeMo)	0.126	0.233	0.162	0.027	0.139	0.182	0.155	0.009
Dicrotic Notch to Diastolic Peak Time (PPG)	0.062	0.180	0.117	0.026	0.101	0.132	0.119	0.009	0.467	3.36E^-8
Dicrotic Notch to Diastolic Peak Time (HeMo)	0.101	0.214	0.150	0.028	0.131	0.170	0.144	0.009
Systolic Peak to Diastolic Peak Time (PPG)	0.167	0.355	0.286	0.041	0.264	0.316	0.290	0.013	0.604	0.0001293
Systolic Peak to Diastolic Peak Time (HeMo)	0.243	0.377	0.310	0.034	0.294	0.337	0.311	0.011
Stiffness Index (PPG)	4.857	9.986	6.176	1.088	5.425	6.913	5.881	0.355	0.689	0.0006912
Stiffness Index (HeMo)	4.457	7.629	5.686	0.706	5.210	6.207	5.502	0.231
Augmentation Index (PPG)	0.176	0.779	0.421	0.131	0.350	0.452	0.397	0.043	0.588	3.63E^-6
Augmentation Index (HeMo)	0.295	0.671	0.519	0.086	0.465	0.590	0.502	0.028
Pulse Width (PPG)	0.633	1.106	0.819	0.102	0.745	0.891	0.809	0.033	0.987	0.6241
Pulse Width (HeMo)	0.617	1.102	0.817	0.098	0.744	0.881	0.815	0.032

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