Maxillofacial Plastic and Reconstructive Surgery

Table 2 Airway measurements before before (T1) and after treatment (T2) treatment with tooth-borne facemask (TBFM)

From: Comparison of the effects on the pharyngeal airway space of maxillary protraction appliances according to the methods of anchorage

			SPPS	MPS	IPS	SPPA	MPA	IPA
TBFM	T1	Mean	11.46	12.26	12.56	248.32	190.70	298.22
	T1	SD	2.19	3.35	2.17	52.59	23.61	56.76
	T2	Mean	12.78	13.68	13.67	285.29	218.99	324.86
	T2	SD	2.01	2.97	2.07	64.91	33.60	65.19
P			0.022	0.099	0.056	0.023	0.001	0.109

Independent t test, P < 0.05; measurements are in millimeters
SD standard deviation

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