Table 3.

Association between occlusal alterations and appearance satisfaction of 12-year-old schoolchildren of Juiz de Fora/Minas Gerais.

Occlusal Alterations	Appearance Satisfaction (OASIS)				Odds Ratio (95% CI)	p
	No		Yes
	(n)	(%)	(n)	(%)
Missing upper tooth
Not observed	62	14.6	364	85.4	1	0.457
Observed	5	20.0	20	80.0	1.4(0.5-4.0)
Missing lower tooth
Not observed	66	14.8	381	85.2	1	0.567
Observed	1	25.0	3	75.0	1.9 (0.1-18.7)
Incisor crowding
None	19	14.0	117	86.0	1	0.425
One or more segments	48	15.2	267	84.8	1.1 (0.6-1.9)
Incisor spacing
None	43	14.1	261	85.9	1	0.541
One or more segments	24	16.3	123	83.7	1.1 (0.6-2.0)
Median diastema
≤ 1 mm	58	14.2	351	85.8	1	0.209
≥ 2 mm	9	21.4	33	78.6	1.6 (0.7-3.6)
Maxillary malalignment
≤ 1 mm	39	13.7	245	86.3	1	0.382
≥ 2 mm	28	16.8	139	83.2	1.2 (0.7-2.1)
Mandibular malalignment
≤ 1 mm	36	13.0	241	87.0	1	0.161
≥ 2 mm	31	17.8	143	82.2	1.4 (08-2.4)
Maxillary overjet
≤ 3 mm	27	11.0	218	89.0	1	0.009
≥ 4 mm	40	19.4	166	80.6	1.9 (1.1-3.3)
Anterior crossbite
No	65	14.8	375	85.2	1	0.754
Yes	2	18.2	9	81.8	1.2 (0.2-6.0)
Anterior openbite (mm)
= 0 mm	63	14.5	372	85.5	1	0.245
≥ 1 mm	4	25.0	12	75.5	1.9 (0.6-6.2)
Molar relationship
Class I	20	12.0	147	88.0	1
Class II	44	18.0	200	82.0	1.6 (0.9-2.8)	0.062
Class III	3	7.5	37	92.5	0.5 (0.1-2.1)	0.311
Posterior crossbite
No	53	14.2	321	85.8	1	0.368
Yes	14	18.2	63	81.8	1.3 (0.7-2.5)
Gingival smile (mm)
≤ 3 mm	59	13.7	371	86.3	1	0.002
≥ 4 mm	8	38.1	13	61.9	3.8 (1.5-9.7)