Table 1.

Descriptive analysis

	Number	Minimum	Maximum	Median	Mean	Standard deviation (SD)
Maxilla
Sup. ang. 1a	104	105.2	155.5	125.6	126.4	9.4
Sup. ang. 2da	104	110.1	149.7	131.8	131.3	6.5
Sup. ang. 2sa	104	115.1	145.9	132.1	132.4	6.5
Sup. ang. 3da	104	67.7	89.0	74.9	75.1	4.0
Sup. ang. 3sa	104	66.1	83.3	74.6	74.7	3.4
Interpremolar distanceb	104	29.2	45.8	36.8	37.2	2.4
Intercanine distanceb	104	29.0	37.9	33.1	33.2	2.2
Intermolar distanceb	104	32.7	51.7	45.4	45.3	2.9
Intercanine-intermolar distance ratio	104	0.6	1.1	0.7	0.7	0.1
Arch depthb	104	25.2	36.7	31.7	31.4	2.5
Mandible
Inf. ang. 1a	104	107.6	172.4	137.2	138.0	12.4
Inf. ang. 2da	104	113.4	157.8	129.0	130.6	9.6
Inf. ang. 2sa	104	103.9	152.4	130.8	130.5	8.1
Inf. ang. 3da	104	60.9	84.4	70.8	70.7	4.2
Inf. ang. 3sa	104	59.5	78.4	69.5	69.9	3.3
Interpremolar distanceb	104	24.2	34.3	29.8	29.9	2.1
Intercanine distanceb	104	20.6	30.6	25.7	25.5	1.8
Intermolar distanceb	104	34.2	46.4	41.1	41.2	2.5
Intercanine-intermolar distance ratio	104	0.5	0.8	0.6	0.6	0.0
Arch depthb	104	20.6	32.5	26.9	27.0	2.3

^aDegrees (°); ^bMillimeters (mm)