Efficacy and safety of distal radial approach for cardiac catheterization: A systematic review and meta-analysis

Table 1 Summary of the characteristics of the eligible studies

Ref.	Country	Subject No.	Mean age in yr	Male, %	Right arm/left arm, n	CAG/PCI (n)	5-Fr sheath/6-Fr sheath, n	Operators	Medications to prevent radial artery spasm	Approach to hemostasis	Timing of assessment of radial artery occlusion
Mokbel et al[26], 2018	Romania	200	63.4	NS	NS	NS	NS	NS	Nitrate	NS	At discharge
Koutouzis et al[25], 2019	Greece	205	63.3	75.5	152/48	200/0	0/200	Specialists	Verapamil	Manual compression	At discharge
Vefalı et al[16], 2020	Turkey	114	60.4	69.3	33/172	156/49	205/0	NS	NS	Manual compression	NS

CAG: Coronary angiography; NS: Not stated; PCI: Percutaneous coronary intervention.