Advanced Ultrasound Applications for Predicting AVF Outcomes

"Clinical interventions and procedures:~* Consent at 0 week~* Clinical data collection at 0 week~* Strain for native artery at 0 week~* Young's modulus for native artery at 0 week~* Intimal medial thickness for native artery at 0 week~* Ultrasound blood volume flow measurement at 0 week~* Vessel diameter at 0 week~* Blood pressure at 0 week~* BMI at 0 week~* Intra-operative blood volume flow measurement at AVF surgery time~* Strain for native artery at 6 weeks~* Young's modulus native artery at 6 weeks~* Intimal medial thickness native artery arteries at 6 weeks~* Ultrasound blood volume flow measurement at 6 weeks~* Vessel diameter at 6 weeks~* Blood pressure at 6 weeks~* BMI at 6 weeks"