Pulp volume changes after piezocision-assisted tooth movement: a randomized clinical trial

BMC Oral Health

Table 3 Comparisons of root length means within and between the Piezocision and Control groups

Root length	Piezocision group (n = 12)			T0 versus T1	Control group (n = 11)			T0 versus T1	Piezocision versus control
Root length	T0	T1	Mean diff	p value	T0	T1	Mean diff	p value	p value
Right central	25.04 ± 1.04	24.47 ± 1.17	0.58 ± 0.27	< 0.001	25.06 ± 1.41	24.16 ± 1.47	0.90 ± 0.39	< 0.001	0.030
Right lateral	22.88 ± 0.75	22.44 ± 0.81	0.44 ± 0.30	< 0.001	23.38 ± 1.53	22.56 ± 1.39	0.82 ± 0.60	0.001	0.065
Right canine	27.28 ± 1.29	26.69 ± 1.41	0.58 ± 0.27	< 0.001	27.68 ± 2.16	26.68 ± 1.97	1.00 ± 0.53	< 0.001	0.025
Left central	25.23 ± 0.98	24.63 ± 0.93	0.60 ± 0.26	< 0.001	25.25 ± 1.33	24.22 ± 1.43	1.03 ± 0.63	< 0.001	0.046
Left lateral	22.91 ± 0.77	22.28 ± 0.81	0.63 ± 0.25	< 0.001	23.53 ± 1.69	22.70 ± 1.54	0.83 ± 0.34	< 0.001	0.140
Left canine	27.14 ± 1.12	26.50 ± 1.12	0.64 ± 0.26	< 0.001	27.47 ± 1.79	26.66 ± 1.64	0.81 ± 0.30	< 0.001	0.163

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