Table 2.

Comparison of Predicted and Achieved Tooth Movement and Pearson's Correlation Coefficients (r; n = 60)^a

Measurement	Predicted	Achieved	Difference	P Valueb	r	P Valuec
U6_Angulation, °	−2.94 ± 3.84	2.92 ± 4.62	5.86 ± 3.51	.000	.669	.000
U6MC_MDT, mm	0.87 ± 1.40	3.13 ± 1.35	2.26 ± 1.58	.000	.345	.007
U6DC_ MDT, mm	0.88 ± 1.50	3.19 ± 1.39	2.31 ± 1.67	.000	.338	.008
U6MC_OGT, mm	−0.32 ± 0.52	0.29 ± 0.88	0.61 ± 0.89	.000	.273	.035
U6DC_OGT, mm	−0.02 ± 0.44	0.00 ± 0.86	0.01 ± 0.91	.930	.142	.279
U1_Torque, °	−9.27 ± 9.09	−14.43 ± 7.34	−5.16 ± 5.92	.000	.760	.000
U1_LLT, mm	−6.60 ± 2.66	−4.47 ± 1.81	2.12 ± 1.51	.000	.839	.000
U1_OGT, mm	−1.18 ± 1.60	−1.68 ± 1.02	−0.50 ± 1.17	.002	.682	.000

^aU6MC indicates mesial buccal cusp of upper first molar; U6DC, distal buccal cusp of upper first molar; MDT, mesiodistal translation; LLT, labiolingual translation; OGT, occlusogingival translation.

^bPaired t-test; statistical significance at P ≤ .05.

^cPearson correlation analysis; statistical significance at P ≤ 0.05.