Table 4.

Patients with oral breathing presenting atypical swallowing, 2 × 2 table.

	Tongue Thrust
		Dixit et al. [15]		Melsen et al. [17]		Knosel et al. [16]		Noor et al. [23]		Rodríguez-Olivos et al. [24]
Mouth breathing		Yes	No	Yes	No	Yes	No	Yes	No	Yes	No
	Yes	13	8	31	9	27	2	8	16	6	4
	No	0	21	119	562	-	-	4	34	45	101