New Morphological Features for Grading Pancreatic Ductal Adenocarcinomas

Table 15

LSD-test for F-test of epithelial nuclei features.

Epithelial Nuclei Features	LSD-test
	|𝑁−𝐺1|	|𝑁−𝐺2|	|𝐺1−𝐺2|	LSD-value
Area (μm^2)	𝟏.𝟎𝟒𝐄+𝟎𝟏^∗	𝟔.𝟏𝟗𝐄+𝟎𝟎^∗	𝟒.𝟐𝟔𝐄+𝟎𝟎^∗	𝟑.𝟗𝟏𝐄+𝟎𝟎
Perimeter (μm)	3.92𝐸+00^∗	2.92𝐸+00^∗	1.00𝐸+00	1.41𝐸+00
Width (μm)	𝟏.𝟎𝟕𝐄+𝟎𝟎^∗	𝟔.𝟎𝟕𝐄−𝟎𝟏^∗	𝟒.𝟔𝟔𝐄−𝟎𝟏^∗	𝟑.𝟖𝟗𝐄−𝟎𝟏
Height (μm)	1.02𝐸+00^∗	7.60𝐸−01^∗	2.65𝐸−01	4.27𝐸−01
MajorAxis (μm)	𝟏.𝟐𝟏𝐄+𝟎𝟎^∗	𝟕.𝟗𝟔𝐄−𝟎𝟏^∗	𝟒.𝟏𝟗𝐄−𝟎𝟏^∗	𝟑.𝟕𝟏𝐄−𝟎𝟏
MinorAxis (μm)	5.30𝐸−01^∗	2.19𝐸−01	3.12𝐸−01^∗	2.95𝐸−01
Circularity	3.96𝐸−02^∗	5.35𝐸−02^∗	1.38𝐸−02	2.36𝐸−02
Feret’s Diameter (μm)	1.36𝐸+00^∗	9.36𝐸−01^∗	4.22𝐸−01	4.34𝐸−01
Skewness	1.64𝐸−01^∗	1.56𝐸−01^∗	7.53𝐸−03	1.40𝐸−01
AspectRatio	9.12𝐸−02^∗	1.11𝐸−01^∗	1.95𝐸−02	6.18𝐸−02
Roundness	3.19𝐸−02^∗	3.78𝐸−02^∗	5.90𝐸−03	2.07𝐸−02
Solidity	7.74𝐸−03	1.65𝐸−02^∗	8.74𝐸−03	1.02𝐸−02
CytoplasmLength (μm)	𝟔.𝟕𝟖𝐄+𝟎𝟎^∗	𝟗.𝟕𝟖𝐄+𝟎𝟎^∗	𝟑.𝟎𝟎𝐄+𝟎𝟎^∗	𝟏.𝟒𝟎𝐄+𝟎𝟎
CytoplasmLengthSD	𝟑.𝟔𝟓𝐄+𝟎𝟎^∗	𝟔.𝟑𝟕𝐄+𝟎𝟎^∗	𝟐.𝟕𝟐𝐄+𝟎𝟎^∗	𝟗.𝟎𝟓𝐄−𝟎𝟏

∗: It indicates that the absolute pairwise difference is greater than LSD-value.