. 2016 May 1;11(3):228–233. doi: 10.7508/iej.2016.03.016

Table 3.

Two-dimensional morphological analysis of the apical third of MB canals of upper molars

	Area (mm ² )		Perimeter (mm)		Roundness (mm)		Major diameter (mm)		Minor diameter (mm)
	WaveOne	One Shape	WaveOne	One Shape	WaveOne	One Shape	WaveOne	One Shape	WaveOne	One Shape
Level
1 mm
Original	0.07 (0.07)	0.05 (0.01)	1.09 (0.56)	0.91 (0.19)	0.53 (0.23	0.47 (0.07)	0.42 (0.2)	0.36 (0.08)	0.21 (0.11)	0.17 (0.02)
	0.10 (0.09)	0.09 (0.01)^*	1.11 ± 0.70	1.30 (0.19)^*	0.73 (0.16	0.55 (0.15)	0.38 (0.26)	0.48 (0.09)	0.28 (0.14)	0.28 (0.03)^*
	185.44 (373.97)	106.04 (36.78)	29.96 (119.81)	44.79 (13.99)	59.08 (76.24	7.99 (39.99)	18.39 (110.00)	33.41 (16.82)	78.41 (146.72)	67.55 (25.65)
2 mm
Original	0.05 (0.02)	0.06 (0.05)	0.91 (0.26)	1.01 (0.29)	0.65 (0.20)	0.55 ( 0.12)	0.33 (0.11)	0.38 (0.11)	0.21 (0.02)	0.22 (0.07)
	0.14 (0.03)^*	0.10 (0.03)^*	1.39 (0.17)^*	1.31 (0.30)	0.57 (0.23)	0.69 (0.20)	0.46 (0.03)	0.46 (0.14)	0.39 (0.05)^*	0.32 (0.04)^*
	212.67 (172.32)	102.95 (116.56)	65.39 (57.86)	36.97 (41.12)	-11.28 (19.04)	27.62 (39.13)	55.04 (60.03)	26.72 (41.00)	92.97 (19.18)	58.46 (50.99)
3 mm
Original	0.08 (0.05)	0.09 (0.04)	1.24 (0.62)	1.21 (0.32)	0.56 (0.28)	0.56 (0.07)	0.48 ( 0.27)	0.45 (0.12)	0.25 (0.06)	0.27 (0.04)
	0.21 (0.06)^*	0.14 (0.02)^*	1.84 (0.27)^†	1.46 (0.15)^†	0.66 (0.23)	0.71 (0.11)^*	0.64 (0.12)	0.50 (0.07)	0.48 (0.09)^*	0.37 (0.04)^*
	262.90 (236.15)	73.41 (66.19)	76.84 (75.35	25.82 (22.80)	28.87 (36.73)	25.79 (16.16)	67.69 (73.83)	12.90 (17.38)	96.26 (30.97)	43.09 (39.32)
4 mm
Original	0.14 (0.10)	0.13 (0.09)	1.41 (0.68	1.60 (0.69)	0.62 (0.15)	0.43 ( 0.11)	0.52 (0.26)	0.63 (0.29)	0.33 ( 0.14)	0.27 (0.05)
	0.30 (0.09)^*	0.19 (0.06)	2.16 (0.36)^†	1.65 (0.29)^†	0.69 (0.19)	0.80 (0.09)^*	0.75 (0.17)	0.54 ( 0.29)	0.55 (0.09)^*	0.45 (0.05)^*
	264.59 (281.07)	78.31 (95.90)	80.06 (78.14	13.64 (32.79)	11.66 (15.34)^†	96.55 (53.27)^†	70.00 (68.30)	7.06 (26.78)	84.84 (76.68)	72.80 (35.78)
5 mm
Original	0.16 (0.1)	0.15 (0.12)	1.53 (0.68)	1.58 (0.55)	0.61 (0.10)	0.48 (0.04)	0.56 (0.25)	0.61 (0.21)	0.34 (0.16)	0.28 (0.09)
	0.38 (0.10)^*	0.26 (0.13)	2.40 (0.34)	1.89 (0.46)	0.60 (0.24)	0.78 (0.10)^*	0.80 (0.13)	0.62 (0.15)	0.65 (0.09)^*	0.57 (0.14)^*
	355.87 (476.13)	105.75 (57.91)	90.49 (106.16)	22.18 (13.77)	5.23 (48.31)	64.18 (32.74)	74.69 (95.46)	5.18 (10.78)	131.14 (132.3)	109.56 (42.2)

^∆:

mean increase (± standard deviation);

^{∆ (%):}

percentage mean increase (± standard deviation);

^*:

significant difference intragroup;

^†

: significant difference intergroup