Table 1 Mean and standard deviations for each of the 16 conventional imaging features and each of the 3 classes (Muscle N = 67, Border N = 112, Fibrotic N = 83).

From: Comparison of conventional and radiomics-based analysis of myocardial infarction using multimodal non-linear optical microscopy

Feature name

Muscle

Border

Fibrosis

p Value

 

mean ± std

mean ± std

mean ± std

 

Collange, Intensity*

0.11 ± 0.03

0.31 ± 0.08

0.28 ± 0.08

<0.00001

Collagen, Segment.*

0.04 ± 0.06

0.03 ± 0.03

0.34 ± 0.33

<0.00001

Collagen, # fibers

90.1 ± 78.8

109.6 ± 52

94.2 ± 58.8

0.14

CT-FIRE, avg lengths*

22.2 ± 8.64

31.3 ± 6.51

25.6 ± 6.02

<0.00001

CT-FIRE, std lengths*

24.5 ± 10.5

23.6 ± 9.00

28.0 ± 7.55

<0.01

CT-FIRE, avg widths*

3.52 ± 0.34

3.93 ± 0.29

4.08 ± 0.14

<0.00001

CT-FIRE, std widths

0.66 ± 0.18

0.66 ± 0.08

0.67 ± 0.13

0.6

CT-FIRE, avg straightness*

0.95 ± 0.01

0.95 ± 0.02

0.94 ± 0.01

<0.01

CT-FIRE, std straightness*

0.04 ± 0.01

0.04 ± 0.01

0.05 ± 0.01

0.01

CT-FIRE, MVL*

0.77 ± 0.15

0.83 ± 0.06

0.73 ± 0.06

<0.00001

CT-FIRE, range*

2.61 ± 0.66

2.88 ± 0.49

2.78 ± 0.15

<0.00001

SHG orient., MVL*

0.66 ± 0.03

0.54 ± 0.10

0.65 ± 0.12

<0.00001

SHG orient., range*

0.96 ± 0.14

0.55 ± 0.17

0.62 ± 0.17

<0.00001

TPEF orient., MVL*

0.68 ± 0.07

0.47 ± 0.19

0.69 ± 0.08

<0.00001

TPEF orient., range*

0.65 ± 0.13

0.36 ± 0.19

0.67 ± 0.22

<0.00001

SHG-TPEF, mismatch

0.14 ± 0.08

0.18 ± 0.19

0.18 ± 0.16

0.8

  1. P value for the Kruskal-Wallis test. Features with p value < 0.05 are deemed significant and are marked with a star (*).
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