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Table. 2.

Table. 2.

Assessment of risk of bias according to Newcastle-Ottawa Scale

Study Selection Comparability Outcome Total
Cohort study Representativeness of the exposed cohort Selection of the non-exposed cohort Ascertainment of exposure Demonstration that outcome of interest was not present at start of study Assessment of outcome Length of follow-up Adequacy of follow-up cohorts
Campos EIF et al. 2018 * * * * - * - * 6
de Oliveira Almeida VC et al. 2014 * * * * * * * * 8
Issac MS et al. 2014 - - * * * * * * 6
Kim Y et al. 2013 - - * * - * * * 5
Li W et al. 2020 - - * * * * * * 6
Tavares LC et al. 2018 - - * * * * * * 6
Gschwind L et al. 2015 * * * * - * * * 7
Jiménez-Varo E et al. 2014 * * * * - * * * 7
Rojo M et al. 2020 * * * * - * * * 7
Saraeva RB et al. 2007 * * - * * * * * 7
Sychev DA et al. 2016 * * * * - * * * 7
Study Selection Comparative Exposure Total
Case-control study Is the Case Definition Adequate? Representativeness of the Cases Selection of Controls Definition of Controls Ascertainment of Exposure Same method of ascertainment for cases and controls Non-Response rate
Ferrari M et al. 2014 * * * * * - - * 6
Wadelius M et al. 2004 * - * * - * * * 6
Korean J Clin Pharm 2022;32:238-50 https://doi.org/10.24304/kjcp.2022.32.3.238
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