Review Article
How Electronic Cigarette Affects the Vascular System
Table 2
Risk of bias assessment of 3 randomized controlled trial studies using RoB 2.
| Criteria | George et al. [11] | Ikonomidis et al. [12] | Ikonomidis et al. [4] |
| Bias arising from the randomization process | Some concerns | Some concerns | High risk | Bias due to deviations from intended interventions | Some concerns | Some concerns | Low risk | Bias due to missing outcome data | Low risk | Low risk | Low risk | Bias in measurement of the outcome | Low risk | Low risk | Low risk | Bias in selection of the reported result | Low risk | Some concerns | Some concerns | Overall risk of bias | Some concerns | Some concerns | High risk |
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