| Ramsey et al., 2018 | US | b | b | Lecture/ Simulation | Comfort level/ Knowledge test | [65] |
| Feinsmith et al., 2018 | US | b | a | Didactic course/ Hands-on course using a vascular-access model | Numbers and rates of successful attempts | [66] |
| Adams et al., 2018 | US | b | d | Didactic session/ Hands-on training with abscess model | Confidence level/ Assessment of the educational utility | [67] |
| Garner et al., 2018 | US | b | a | Oral instruction/ Simulation using a low-fidelity equipment | Knowledge test/ Skills checklist | [68] |
| Han et al., 2018 | Korea | b | b | Lecture/ Simulation | Self-efficacy assessment/ Clinical performance assessment | [69] |
| Leeper et al., 2018 | US | b | b | Didactic lectures/ Hands-on skills training/ High-fidelity simulations | Course evaluation assessment/ Knowledge assessment | [70] |
| Lengetti et al., 2018 | US | a | c | Self-paced learning modules/ Individualized feedback and correctives from an expert nurse | Skill checklist/ Self-regulation assessment | [71] |
| Ostrowski et al., 2019 | US | c | a | Didactic module (slide and videos)/ Simulation session | The time required for catheter insertion/ CRNA’s evaluation | [72] |
| Covington et al., 2019 | US | b | b | Online educational module/ Simulation using low-fidelity mannequins | Knowledge test/ Self-efficacy assessment | [73] |
| Short et al., 2019 | US | b | b | Lecture/ Hands-on skills | Confidence level for knowledge and skill | [74] |
| Bortman et al., 2019 | US | b | a | Online self-paced didactic component/ Integrated proctored hands-on workshops | Course assessment/ Knowledge test | [75] |
| Garcia-Gasalla et al, 2019 | Spain | b | a | Peripheral venous catheter infection prevention bundle | Rates of peripheral venous catheter-associated bloodstream infection | [76] |
| Laghezza et al., 2019 | US | b | b | Instruction sessions/ Demonstration/ Practice on simulators | Online-knowledge test/ Skill tests | [77] |
| Askey & Clements, 2019 | Australia | c | a | Education component/ Practical component | Insertion success rate/ Correct line tip positioning | [78] |
| Stuckey & Curtis, 2019 | US | c | a | Didactic session/ Hands-on session | Success rate for the catheter attempts | [79] |
| Lakhkar & Damake, 2019 | India | b | a | Not described in detail | Numbers of the intravenous insertions/ Complications | [80] |
| Galen et al., 2020 | US | b | a | Instructional video/ Practice using a mannequin | Number of the catheters/ Success rates of the catheters | [81] |
| Kadhim & Mhabes, 2020 | Iraq | b | b | Education program (e.g. guided group discussion and role playing)/ Practices | Observational checklist | [82] |
| Elsobkey et al., 2020 | Egypt | b | a | Knowledge session/ Performance session | Knowledge test/ Number, duration and success rate of the attempts/ Pain rating scale | [83] |
| Azizian et al., 2020 | Iran | c | b | Education video/ Immediate feedback provided by the researcher | Checklist for assessing nurses’ endotracheal suctioning practices | [84] |
| Kadhim & Mhabes, 2021 | Iraq | b | b | Lectures/ Practices | Knowledge test | [85] |