Fig 1.
PRISMA flow diagram of article selection process.
Table 1.
Clinical conditions and study comparisons.
Fig 2.
Summary QUADAS-2 [7] risk of bias and applicability judgments.
Table 2.
Risk of bias and applicability concerns for individual studies included in the review.
Fig 3.
Results of the included studies.
Fig 4.
Results of the included studies for conditions with ≤ 2 studies.
Table 3.
Characteristics and results of included studies.
Table 4.
Characteristics and results of included studies for conditions with ≤2 studies.