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Table 2 Study quality assessment

From: Impact of uncomplicated traumatic dental injuries on the quality of life of children and adolescents: a systematic review and meta-analysis

Study Selection criteria Comparability Outcome  
Case definition Representativeness of the cases Selection of controls Definition of controls Ascertainment of exposure Same method of ascertainment for cases and controls Non-respondent rate Total score
Case-control Studies
Firmino et al. 2016 [30] 8/9
Vieira-Andrade et al. 2015 [32] 9/9
Bendo et al. 2014 [36] 9/9
Cross-sectional studies
Soares et al. 2018 [22] 9/9
Silva-Oliveira et al. 2018 [23]    7/9
Martins et al. 2018 [24]   9/9
Ramos-Jorge et al. 2017 [4]   8/9
Neves et al. 2017 [25] 9/9
Gonçalves et al. 2017 [26]       5/9
Gomes et al. 2017 [27]   7/9
Bomfim et al. 2017 [28] 8/9
Pulache et al. 2016 [29]   8/9
Feldens et al. 2016 [31] 9/9
Freire-Maia et al. 2015 [33] 9/9
Abanto et al. 2015 [34] 9/9
Viegas et al. 2014 [5] 9/9
Gomes et al. 2014 [35] 9/9
Abanto et al. 2014 [37]   8/9
Siqueira et al. 2013 [38] 9/9
Dame-Teixeira et al. 2013 [39]   7/9
Viegas et al. 2012 [40]     7/9
Traebert et al. 2012 [41]   8/9
Piovesan et al. 2011 [42] 9/9
Aldrigui et al. 2011 [43]        5/9
Bendo et al. 2010 [44]   8/9
Piovesan et al. 2010 [45] 9/9
  1. Based on the Newcastle-Ottawa scale (NOS) adapted for observational studies