Comparison of the different methods of width estimation in unerupted canine and premolars

BMC Oral Health

Table 3 Comparison of the exact measure of the total mesiodistal width of the canine and first and second premolars with the value obtained by the Moyers table

Jaw	Moyers confidence level (%)	Mean ± SD	Difference of the means	R	R²	P value*
Maxillary canine and first and second premolars	95	22.63 ± 0.57	0.85	0.737	0.543	< 0.001
	85	22.03 ± 0.61	0.24	0.729	0.531	0.040
	75	21.69 ± 0.63	-0.09	0.728	0.530	0.412
	65	21.40 ± 0.64	-0.39	0.720	0.518	0.001
	50	21.03 ± 0.68	-0.75	0.712	0.507	< 0.001
	35	20.67 ± 0.73	-1.11	0.701	0.491	< 0.001
	25	20.37 ± 0.72	-1.42	0.701	0.491	< 0.001
	15	20.02 ± 0.75	-1.77	0.695	0.483	< 0.001
	5	19.42 ± 0.79	-2.37	0.687	0.472	< 0.001
	Exact	21.79 ± 1.14	-	-	-	-
Mandibular canine and first and second premolars	95	22.81 ± 0.70	1.48	0.705	0.497	< 0.001
	85	22.09 ± 0.69	0.76	0.707	0.500	< 0.001
	75	21.68 ± 0.69	0.34	0.701	0.491	0.005
	65	21.33 ± 0.70	0.00	0.709	0.503	0.996
	50	20.87 ± 0.69	-0.46	0.713	0.508	< 0.001
	35	20.41 ± 0.70	-0.93	0.706	0.498	< 0.001
	25	20.07 ± 0.69	-1.26	0.713	0.508	< 0.001
	15	19.63 ± 0.68	-1.70	0.708	0.501	< 0.001
	5	18.91 ± 0.69	-2.42	0.710	0.504	< 0.001
	Exact	21.33 ± 1.15	-	-	-	-

ISSN: 1472-6831