Table 3. Mean and SD of axial, total, and marginal gaps and comparisons between maxillary and mandibular teeth according to independent t-test .

	Jaw				t	P value
	Upper		Lower
	Mean	SD	Mean	SD
Axial gap	20.99	6.90	21.54	7.79	-0.205	0.839 NS
Total gap	19.64	6.46	22.01	7.47	-0.927	0.362 NS
Marginal gap	16.82	8.08	20.33	8.08	-1.165	0.254 NS

NS = Non-significant.