Table 1.
Pubmed search strategy.
Table 2.
Description of the Quality Assessment of Diagnostic Accuracy Studies tool (QUADAS) −2 [8].
Figure 1.
PRISMA flow diagram of study selection process.
Table 3.
Outcome measures of group A (studies not focused on impacted teeth).
Table 4.
Outcome measures of group B (studies focused on impacted teeth).
Figure 2.
Proportion of studies with low, high, or unclear characteristics regarding ‘risk of bias.’
Figure 3.
Proportion of studies with low, high, or unclear characteristics regarding ‘applicability concerns.’
Table 5.
Results of the quality assessment of the included studies using the QUADAS-2 instrument.