Table 3.

Predicted and achieved changes in individual teeth movement during 1st and 2nd aligner sets

	1st set							2nd set
	N	Predicted		Achieved		Significance	Difference	N	Predicted		Achieved		Significance	Difference
		Mean	SD	Mean	SD				Mean	SD	Mean	SD
Maxillary Arch – Vertical (mm)								Maxillary Arch– Vertical (mm)
U1 Vertical	38	1.09	0.91	0.01	1.07	*	1.08	38	0.91	0.89	0.08	0.71	*	0.84
U2 Vertical	38	1.11	0.93	0.28	0.92	*	0.83	38	0.77	0.73	0.09	0.66	*	0.69
U3 Vertical	38	1.10	0.76	0.50	0.76	*	0.60	38	0.75	0.52	0.29	0.52	*	0.45
U4 Vertical	38	0.66	0.43	0.32	0.53	*	0.34	38	0.40	0.30	0.14	0.50	*	0.26
U5 Vertical	36	0.52	0.34	0.22	0.33	*	0.30	36	0.36	0.22	0	0.46	*	0.36
Maxillary Arch – Inclination (°)								Maxillary Arch– Inclination (°)
U1 Torque	38	6.51	5.52	1.74	5.97	*	4.77	38	4.36	3.96	0.68	2.27	*	3.68
U2 Torque	38	4.76	4.23	1.19	4.20	*	3.57	38	4.37	3.25	0.07	3.56	*	4.30
Mandibular Arch – Vertical (mm)								Mandibular Arch– Vertical (mm)
L1 Vertical	40	2.71	2.02	1.14	1.56	*	1.57	40	2.26	2.44	0.61	0.63	*	1.65
L2 Vertical	37	2.41	1.83	0.93	1.17	*	1.48	37	2.29	2.96	0.58	0.81	*	1.93
L3 Vertical	40	1.83	1.63	0.84	0.97	*	1.00	40	1.68	2.12	0.40	0.63	*	1.28
L4 Vertical	40	0.74	0.68	0.33	0.50	*	0.41	40	0.83	1.38	0.18	0.33	*	0.66
L5 Vertical	38	0.37	0.41	0.16	0.43	*	0.20	38	0.50	0.74	0.12	0.27	*	0.38
Mandibular Arch – Inclination (°)								Mandibular Arch – Inclination (°)
L1 Torque	40	7.40	5.84	3.59	4.91	*	3.81	40	5.21	5.29	0.71	3.22	*	4.50
L2 Torque	38	8.79	6.24	3.11	6.88	*	5.68	38	4.78	5.17	0.09	3.14	*	4.70

A negative sign indicates that the opposite movement was observed

^*Statistically significant at the p < .05 value