Table 6.

Studies that Examined Speech Articulation Disorder, Cleft Palate Disorder, Tongue-tie, Childhood Dysarthria, Oral Motor Placement Disorder

Speech impairment	Reference	Tools	Age	Target Population	Region
Speech articulation disorder	Khattab et al. [37]	Standardised questionnaires	-	34	-
	Wang et al. [88]	Sensory integration dysfunction	42–72 months	30	Southern Taiwan
	Mullen and Schooling [52]	Perceptual evaluation	Pre-K and Kindergarten	14,852	37 states
	Afshan et al. [4]	Goldman-Fristoe Test of Articulation, 3rd Edition (GFTA-3)	Aged between 6–7 years	10	-
Cleft palate disorders	Zharkova [92]	Sets of tongue curves and cleft palate articulations.	6–10 year	-	-
	Britton et al. [13]	Evidence-based standards.	5-year-old	1110	United Kingdom (Great Britain and Ireland)
	Pamplona and Ysunza [58]	Whole language model (wlm).	4–12 years	48	Mexico
Tongue-tie	Ito et al. [9]	Articulation test	5-115 days	60	United Kingdom
Childhood dysarthria	Liss et al. [41]	Speech envelope modulation spectra (EMS)	-	43	-
	Scholderle et al. [70]	Bogenhausen Dysarthria Scales (bodys).	3–9 years	144	Germany
	Al-Qatab and Mustafa [5]	ASR	Children	-	-
	Lehner et al. [40]	KommPaS	-	107	Germany
	Veenhuis et al. [85]	Radboud Dysarthria Assessment	5–18 year	15	Europe
Oral motor placement disorder	Kayikci et al. [35]	Vowels, subjective tests, objective tests	11–18 year	12	Turkey
Oral cancer impairment	Sharma and Singh [74]	Etiopathological characteristics and treatment guidelines.	12–20 years	9	India
	[6]	German Speech Intelligibility Index	18–22 year	328	German