Table 2.

Predictability of Changes for Mandibular Measurements

Tooth Type	Predicted Change as per Clincheck, mm	SD	95%CI	Mean Difference (Posttreatment, Clincheck)	SD	95% CI	Clincheck vs. Posttreatment P Value	Accuracy of Change, %
Canine tip	1.39	1.84	0.93 to 1.84	−0.08	0.81	−0.28 to 0.12	.430	100
Canine gingival	1.66	2.12	1.14 to 2.18	0.65	1.01	0.39 to 0.90	<.001*	61
First premolar tip	2.47	2.88	1.77 to 3.18	0.07	0.96	−0.16 to 0.32	.520	96.9
First premolar gingival	2.30	2.64	1.65 to 2.94	0.27	1.00	0.02 to 0.52	.037*	88.4
Second premolar tip	3.07	3.12	2.30 to 3.83	0.07	1.15	−0.25 to 0.32	.810	98.9
Second premolar gingival	2.58	2.51	1.96 to 3.20	0.38	1.16	0.09 to 0.66	.012*	85.5
First molar tip	2.14	2.38	1.56 to 2.72	0.03	1.33	−0.36 to 0.3-	.849	100
First molar gingival	1.84	1.99	1.36 to 2.33	0.54	1.34	0.21 to 0.87	.002*	70.7

^*P < .05.