Brain natriuretic peptide to predict successful liberation from mechanical ventilation in critically ill patients: a systematic review and meta-analysis

Table 4 Quality assessment of pediatric studies

Authors	Risk of bias		Reference test	Flow/timing	Applicability	Index test	Reference test	Total quality	Applicability
Authors	Patient selection	Index test	Reference test	Flow/timing	Patient selection	Index test	Reference test	Total quality	Applicability
Flint J (2012) (Additional file 3)	At risk	Low	Low	Low	Low	Low	Low	At risk	No concerns
Zhang Q (2014) (Additional file 3)	At risk	At risk	At risk	Low	Low	Low	Low	At risk	No concerns

ISSN: 1364-8535