Head & Face Medicine

Table 5 Comparison of values at T0 and T1; P with Student’s t-test and the Wilcoxon test (W) (n = 33)

From: Influence of maxillary advancement surgery on skeletal and soft-tissue changes in the nose — a retrospective cone-beam computed tomography study

		Mean	SD	Increase		P
		Mean	SD	Mean	SD	P
Alb	Before treatment	33.665	2.632	3.171	1.322	<0.000005***
Alb	After treatment	36.837	2.651	3.171	1.322	<0.000005***
Al	Before treatment	35.459	2.912	2.588	1.255	<0.000005***
Al	After treatment	38.047	2.851	2.588	1.255	<0.000005***
Sn–Ls–Co	Before treatment	102.992	14.388	−6.652	7.712	0.00002***W
Sn–Ls–Co	After treatment	96.339	12.748	−6.652	7.712	0.00002***W

***p< 0.001

Back to article page

ISSN: 1746-160X

Contact us

General enquiries: journalsubmissions@springernature.com