. 2020 Feb 24;90(4):507–515. doi: 10.2319/082819-558.1

Table 6. .

Extrusion Measurements of Lower Posterior Teeth in Both Groups^a

	Group	Mean	SD	SEM	Mean Difference	SD	95% CI		P Value
	Group	Mean	SD	SEM	Mean Difference	SD	Lower	Upper	P Value
LR4 center-MP	C	0.73	0.75	0.24	0.56	0.27	0.00	1.12	.48588
LR4 center-MP	I	0.17	0.27	0.09	0.56	0.27	0.00	1.12	.48588
LR5 center-MP	C	0.43	0.58	0.18	0.12	0.22	−0.34	0.58	.58567
LR5 center-MP	I	0.31	0.31	0.10	0.12	0.22	−0.34	0.58	.58567
LR6 fur-MP	C	1.69	2.74	0.87	0.96	0.93	−1.00	2.92	.31413
LR6 fur-MP	I	0.73	0.49	0.16	0.96	0.93	−1.00	2.92	.31413
LR7 fur-MP	C	1.10	0.71	0.22	0.49	0.29	−0.11	1.09	.10493
LR7 fur-MP	I	0.61	0.50	0.17	0.49	0.29	−0.11	1.09	.10493
LL4 center-MP	C	0.35	0.66	0.21	−0.27	0.28	−0.86	0.32	.34926
LL4 center-MP	I	0.62	0.55	0.18	−0.27	0.28	−0.86	0.32	.34926
LL5 center-MP	C	0.38	0.43	0.13	−0.09	0.21	−0.53	0.35	.66040
LL5 center-MP	I	0.47	0.48	0.16	−0.09	0.21	−0.53	0.35	.66040
LL6 fur-MP	C	0.43	0.41	0.13	−0.13	0.22	−0.59	0.33	.56391
LL6 fur-MP	I	0.56	0.54	0.18	−0.13	0.22	−0.59	0.33	.56391
LL7 fur-MP	C	1.62	0.98	0.31	0.49	0.40	−0.36	1.35	.24137
LL7 fur-MP	I	1.13	0.75	0.25	0.49	0.40	−0.36	1.35	.24137
Pooled extrusion lower	C	0.84	1.22	0.14	0.27	0.16	−0.04	0.58	.09027
Pooled extrusion lower	I	0.57	0.55	0.07	0.27	0.16	−0.04	0.58	.09027

LR indicates lower right; LL, lower left; MP, mandibular plane; fur, bifurcation; Pooled extrusion lower, mean values for extrusion of all lower eight teeth; C, comparator group; I, intervention group; SD, standard deviation; SEM, standard mean error; CI, confidence interval; and P ≥ .05, nonsignificant.