Effect of non-steroidal anti-inflammatory drugs on fracture healing in children: A systematic review

Table 1 Newcastle-Ottawa scale for assessing the quality of nonrandomized studys

Ref.	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	Comparability of cohorts on the basis of the design or analysis	Assessment of outcome	Was follow-up long enough for outcomes to occur?	Adequacy of follow up of cohorts	Total, n
Zura et al[30], 2018	1	1	1	1	1	1			6
Kay et al[31], 2010	1	1	1	1	1	1			6
Kay et al[32], 2011	1	1	1	1	1	1			6
DePeter et al[33], 2017	1	1	1	1	2	1			7