Effect of orofacial myofunctional therapy along with preformed appliances on patients with mixed dentition and lip incompetence

Table 5 Variables before (T1) and after (T2) treatment between the two groups

	Group	T1		T2		T1–T2			t value	P2 value
	Group	Mean	SD	Mean	SD	Mean	SD	P1 value	t value	P2 value
LS	1	6.67	1.80	9.12	2.69	–2.44	2.53	0.00**	–2.30	0.02*
LS	2	7.26	2.21	8.50	2.66	–1.24	2.94	0.00**	–2.30	0.02*
SNA (°)	1	81.09	3.08	81.41	3.12	–0.32	1.98	0.23	–0.93	0.35
SNA (°)	2	81.09	3.60	81.08	3.68	0.02	1.82	0.94	–0.93	0.35
SNB (°)	1	74.88	3.00	75.95	3.19	–1.06	1.58	0.00**	–2.10	0.04*
SNB (°)	2	75.81	3.62	76.25	3.40	–0.43	1.55	0.05	–2.10	0.04*
FMA (°)	1	27.95	4.13	28.13	4.31	–0.18	2.12	0.53	–0.43	0.67
FMA (°)	2	29.34	4.65	29.32	5.03	0.02	2.64	0.96	–0.43	0.67
APDI (°)	1	74.07	3.86	76.30	3.88	–2.23	3.02	0.00**	–0.54	0.59
APDI (°)	2	76.30	4.63	78.26	4.77	–1.96	2.11	0.00**	–0.54	0.59
U1SN (°)	1	105.27	10.30	103.59	7.72	1.68	6.61	0.06	0.14	0.89
U1SN (°)	2	106.93	8.21	105.45	6.88	1.48	7.99	0.18	0.14	0.89
IMPA (°)	1	93.89	6.84	97.11	7.07	–3.21	5.13	0.00**	–4.54	0.00**
IMPA (°)	2	94.20	5.64	92.64	6.06	1.56	5.84	0.06	–4.54	0.00**
HC3 (mm)	1	28.63	2.68	29.63	3.11	–1.00	2.85	0.01*	–1.20	0.23
HC3 (mm)	2	28.76	2.87	29.10	3.03	–0.34	2.95	0.41	–1.20	0.23
HPtm (mm)	1	13.88	6.29	12.67	7.30	1.21	5.40	0.09	0.96	0.34
HPtm (mm)	2	9.46	7.18	9.22	6.56	0.24	5.14	0.73	0.96	0.34
HFH (mm)	1	79.74	10.33	82.69	9.62	–2.95	5.15	0.00**	0.38	0.71
HFH (mm)	2	72.45	9.68	75.00	9.51	–2.55	5.89	0.00**	0.38	0.71
HMP (mm)	1	10.81	5.28	10.17	4.69	0.64	4.88	0.33	1.48	0.14
HMP (mm)	2	9.27	4.98	9.99	4.70	–0.73	4.81	0.27	1.48	0.14

SD standard deviation, P1 paired t-test within each group, P2 independent t-test between two groups
*P < 0.05, **P < 0.01

ISSN: 1472-6831