Table. 1 Summary of excluded articles, with reasons

Ayaz, 2015 [18]

x

Point-in-time data

Barkley, 2001 [8]

x

Commentary

Cairney, 2014 [19]

x

Commentary

Chen, 2017 [20]

x

Same population as Chou, 2014

Duramaz, 2018 [21]

x

Tool used assessed impulsive behavior (not ADHD diagnosis)

Erdogan, 2014 [22]

x

All patients have fractures (case-control)

Guo, 2016 [23]

x

Same population as Chou, 2014

Guy, 2016 [24]

x

Assessed Medicaid patients only

Hellgren, 1993 [25]

x

Mixed patient population (cannot isolate ADHD)

Hurtig, 2016 [26]

x

Assessed hyperactivity and symptoms consistent with ADHD (not ADHD diagnosis)

Lu, 2017 [27]

x

ADHD diagnosed only as a comorbid condition with Tourette Syndrome

Merrill, 2009 [28]

x

Population 0–65 years

Ozer, 2010 [29]

x

All patients have fractures (case-control)

Pastor, 2006 [30]

x

Point-in-time data

Perry, 2016 [31]

x

Population 0–40 years

Prasad, 2018 [32]

x

Point-in-time data

Rowe, 2004 [33]

x

Point-in-time data

Schermann, 2019 [34]

x

Population of military recruits

Schermann, 2018 [35]

x

Population of military recruits

Siwani, 2014 [36]

x

All patients have fractures (case-control)

Tai, 2013 [37]

x

x

All hyperkinetic disorders are included; Same population as Chou, 2014

Uslu, 2008 [38]

x

Tool used assessed impulsive behavior (not ADHD diagnosis)

Uslu, 2007 [39]

x

Tool used assessed impulsive behavior (not ADHD diagnosis)

van den Ban, 2011 [40]

x

Conference abstract (full study included in meta-analysis)

Wassenberg, 2004 [41]

x

Does not indicate fractures in ADHD patients

Yang, 2016 [42]

x

x

Excluded children previously diagnosed with ADHD; Assessed ADHD risk in those with fractures