Progress in Orthodontics

Table 6 Regression characteristics ( Y = BX + A ) for the female sample

From: Prediction of unerupted canines and premolars in a Syrian sample

X	Y = ∑345U						Y = ∑345 L
	r	r ²	Regression coefficient		Standard error of mean (mm)	r	r ²	Regression coefficient		Standard error of mean (mm)
			A	B				A	B
	0.707	0.500	8.30	0.43	0.891	-	-	-	-	-
	0.716	0.512	8.76	0.55	0.879	0.745	0.555	7.74	0.58	0.833
	0.712	0.507	7.15	0.27	0.885	0.744	0.554	6.87	0.26	0.833
	0.717	0.515	4.28	0.33	0.878	0.755	0.570	4.00	0.33	0.819
	0.748	0.560	5.80	0.35	0.836	0.771	0.594	4.19	0.37	0.795
	0.757	0.573	4.32	0.26	0.823	0.781	0.610	2.50	0.28	0.780
	0.755	0.571	4.70	0.23	0.826	0.778	0.606	2.10	0.26	0.784
	0.771	0.594	3.39	0.19	0.802	0.799	0.639	2.43	0.19	0.750

∑345 is the sum of permanent canines and premolars in one arch quarter. U, upper; L, lower.

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