Table 2.

Chronological overview of oral health literacy tools

Abbreviation	Name of tool	Year	Authors	Type of tool
REALD-99	Rapid Estimate of Adult Literacy in Dentistry	2007	Richman et al.	99 item word recognition
REALD-30	Rapid Estimate of Adult Literacy in Dentistry -30	2007	Lee et al.	30 item word recognition common dental words
ToFHLiD	Test of Functional Health Literacy in Dentistry	2007	Gong et al.	Reading comprehension and numeracy 68 item reading comprehension and 12 item numeracy
OHLI	Oral Health Literacy Instrument	2009	Sabbahi et al.	Reading comprehension and numeracy
REALM-D	Rapid Estimate of Adult Literacy in Medicine and Dentistry	2010	Atchinson et al.	84 item word recognition
CMOHK	Comprehensive Measure of Oral Health Knowledge	2010	Macek et al.	44 questions conceptual knowledge
BHLOHKP	Baltimore Health Literacy and Oral Health Knowledge Project survey	2011	Macek et al.	44 item questionnaire conceptual knowledge across 4 domains
HKREALD-30	Hong Kong Rapid Estimate of Adult Literacy in Dentistry	2012	Wong et al.	Adaptation of the REALD-99 translated to Chinese and shortened to the REALD-30
		2013	Bridges et al.
OHLA-S	Oral Health Literacy Assessment-Spanish	2012	Lee et al.	Developed using the REALD-30 word recognition and comprehension
OHLA-E	Oral Health Literacy Assessment-English	2012	Lee et al.	Developed using the REALD-30 word recognition and comprehension
REALMD-20	Rapid Estimate of Adult Literacy in Dentistry-20	2013	Gironda et al.	20 item word recognition
HKOHLAT-P	Hong Kong Oral Health Literacy Assessment Task for Paediatric Dentistry	2013	Wong et al.	Mainly literacy and numeracy tasks
		2013	Bridges et al.
OHL-AQ	Oral Health Literacy Adults Questionnaire	2013	Sistani et al.	17 items in 4 sections, reading comprehension, numeracy, literacy and decision making
HeLD	Health Literacy in Dentistry	2013	Jones et al.	Modelled on the HeLMS