Dental Arch Dimensions in Saudi Adults

Table 5

Anterior palatal length (APL), palatal length (PL), total palatal length (TPL), anterior mandibular length (AML), mandibular length (ML), total mandibular length (TML), and palatal depth (PD) measurements including independent sample t-tests comparing males to females.

Abbreviation	Gender	n	Mean	Standard error of mean	Standard deviation	Minimum	Maximum	Significance (2-tailed)	Significance	Mean difference	Standard error difference	95% confidence interval of the difference
												Lower	Upper
APL	M	73	11.10	0.96	8.16	5.95	78.60	0.134	NS	1.28	0.85	−0.40	2.97
	F	96	9.82	0.16	1.59	6.78	14.67
PL	M	73	31.98	0.56	4.75	2.91	53.11	0.107	NS	0.94	0.58	−0.21	2.08
	F	96	31.04	0.28	2.72	22.91	38.26
TPL	M	73	44.42	0.63	5.34	5.03	51.73	0.182	NS	0.87	0.65	−0.41	2.16
	F	96	43.55	0.31	3.04	34.31	50.12
AML	M	73	6.27	0.13	1.14	3.52	8.75	0.276	NS	0.20	0.18	−0.16	0.56
	F	96	6.07	0.12	1.20	3.60	10.52
ML	M	73	26.10	0.25	2.14	20.95	30.23	0.587	NS	0.22	0.41	−0.58	1.03
	F	96	25.88	0.30	2.95	20.94	48.42
TML	M	73	40.76	0.64	5.50	4.75	52.60	0.014		1.71	0.69	0.35	3.07
	F	96	39.05	0.35	3.44	15.31	47.82
PD	M	73	20.90	0.24	2.08	15.02	24.21	0.264	NS	0.36	0.32	−0.28	1.00
	F	96	20.54	0.21	2.09	14.72	24.80

NS: not significant; .