Table 2.

Percentage of knowledge and attitude among dental practitioners in the included studies

Author and year	Knowledge %	Attitude %
Clover (1999)[13]	-	31%
Albert et al. (2002)[14]	82%	95.2%
Johnson et al. (2006)[15]	95%	92%
Bhat et al. (2013)[12]	-	98.7%
Awan et al. (2015)[16]	64.5%	47.5%
Razavi et al. (2015)[17]	97%	74%
Keogan et al. (2015)[18]	-	94.7%
Duparea et al. (2015)[5]	52.8%	83%
Bangera et al. (2018)[19]	-	88%