Table 2: Main findings of the studies included in the literature review.

Author,year/Type of Study Main Results and Country Why did they not report?
Ramos-Gómez et al., 1998 [55]
I
16% suspected at least one case of abuse/neglect in the 5 years before the study.
USA
Of the surveyed professionals that did not report a suspected case of CA, 71% had never seen a case of child abuse or neglect; 14% did not report due to lack of an adequate history; 6% due to a lack of knowledge about the problem of child abuse and neglect and of the role of the healthcare professional in reporting it; 3% out of concern that reporting may have more negative than positive consequences; 1% because of the impact it could have on their clinical practice; 1% due to a lack of time; and 1% because they did not believe the case would be investigated.
John et al., 1999 [41]
I
28% of those surveyed suspected cases of CA.
Australia
86% did not report due to an uncertain diagnosis; 81% because of concern about the consequences for the child; 26% due to patient confidentiality reasons; and 18% out of fear of litigation.
Kilpatrick et al., 1999 [51]
II
58% of the pediatric dentists suspected some case of abuse, versus 24% of the general dentists.
Australia
75-80% did not report due to patient confidentiality reasons; 43-38% did not do so because of concern about the consequences for the child.
Love et al., 2001 [42]
II
81% of those surveyed suspected some CA.
USA
NA
Cairns et al., 2005 [53]
I
29% of the dentists suspected some CA in the course of their professional life.
Scotland
Only 8% of the suspicions were reported; 11% were concerned about a negative impact on their practice; 34% feared family violence towards the child; 31% feared violence directed against them; and 48% feared litigation.
Thomas et al., 2006 [44]
I
21% of those surveyed suspected some CA.
USA
NA
Manea et al., 2007 [49]
I
16% suspected cases of CA.
Italy
NA
Harris et al., 2009 [9]
II
Two out of every three of those surveyed suspected some case of CA.
United Kingdom
NA
Al-Habsi et al., 2009 [45]
I
15% of those surveyed suspected some CA in the last 6 months.
United Kingdom
86% did not report due to an uncertain diagnosis; 68% due to a lack of procedures; 66% out of fear of violence to the child; 28% out of fear of litigation; 26% out of fear of family violence against them; and 10% out of fear of the impact on their practice.
Uldum et al., 2010 [54]
II
13.9% of the dentists suspected some case of child abuse/neglect in the last 6 months.
Denmark
80% did not report due to an uncertain diagnosis. Other reasons were fear of violence to the child; a lack of knowledge of the procedures for reporting; and concern about the consequences for the child in the event of intervention by the authorities.
Tornavoi et al., 2011 [46]
I
62% of those surveyed did not consider themselves qualified to diagnose cases of CA.
Brazil
NA
Azevedo et al., 2012 [47]
II
14.3% of those surveyed suspected cases of CA.
Brazil
NA
Sonbol et al., 2012 [48]
II
49.6% suspected cases of CA.
Jordan
43% failed to report because of concern about the consequences for the child; 41% did not have a clear diagnosis and did not know where to report.
Harris et al., 2013 [50]
I
37% of those surveyed suspected abuse/neglect of their pediatric patients.
Scotland
Only 11% referred a case. Of the unreported cases, 74% were due to a lack of diagnostic certainty.
Al-Dabaan et al., 2014 [14]
II
59% of those surveyed suspected cases of CA.
Saudi Arabia
19.7% did not wish to get involved.
Van Dam et al., 2015 [52]
I
24% of the general dentists suspected CA in the last year.
The Netherlands
NA
Al-Hajeri et al., 2018 [13]
II
39% of those surveyed suspected cases of CA. Males showed greater suspicion than females.United Arab Emirates 54.9% did not report due to a lack of diagnostic certainty; 59.6% because of possible family violence; and 60.2% out of a lack of knowledge of how or where to report.

I: Questionnaire, Interview, Survey II: Cross-sectional CA: Child Abuse NA: Not Available