Table 3 Mean visibility scores of SNADETs in WLI, LCI, and BLI-b modes.

From: Linked color imaging can improve the visibility of superficial non-ampullary duodenal epithelial tumors

 

WLI

LCI

BLI-b

WLI vs LCI, P value

WLI vs BLI-b, P value

LCI vs BLI-b, P value

All lesions (n = 44)

All endoscopists, mean ± SD

2.66 ± 0.79

3.53 ± 0.59

3.41 ± 0.64

< 0.01

< 0.01

< 0.01

Experts, mean ± SD

2.92 ± 0.81

3.85 ± 0.38

3.67 ± 0.52

< 0.01

< 0.01

< 0.01

Trainees, mean ± SD

2.40 ± 0.69

3.21 ± 0.59

3.14 ± 0.64

< 0.01

< 0.01

0.072

Lesions with MWM (n = 38)

All endoscopists, mean ± SD

2.60 ± 0.79

3.50 ± 0.60

3.38 ± 0.66

< 0.01

< 0.01

< 0.01

Experts, mean ± SD

2.87 ± 0.81

3.82 ± 0.40

3.65 ± 0.53

< 0.01

< 0.01

< 0.01

Trainees, mean ± SD

2.33 ± 0.66

3.17 ± 0.59

3.11 ± 0.66

< 0.01

< 0.01

0.127

Lesions without MWM (n = 6)

All endoscopists, mean ± SD

3.06 ± 0.61

3.75 ± 0.44

3.58 ± 0.50

< 0.01

< 0.01

0.034

Experts, mean ± SD

3.28 ± 0.67

4.00 ± 0.00

3.78 ± 0.43

< 0.01

< 0.01

0.046

Trainees, mean ± SD

2.83 ± 0.71

3.50 ± 0.51

3.39 ± 0.50

< 0.01

< 0.01

0.317

Depressed lesions (n = 15)a

All endoscopists, mean ± SD

2.51 ± 0.74

3.38 ± 0.65

3.16 ± 0.67

< 0.01

< 0.01

< 0.01

Experts, mean ± SD

2.82 ± 0.78

3.76 ± 0.43

3.44 ± 0.59

< 0.01

< 0.01

< 0.01

Trainees, mean ± SD

2.20 ± 0.55

3.00 ± 0.60

2.87 ± 0.63

< 0.01

< 0.01

0.034

Non-depressed lesions (n = 29)

All endoscopists, mean ± SD

2.74 ± 0.81

3.61 ± 0.55

3.53 ± 0.59

< 0.01

< 0.01

0.024

Experts, mean ± SD

2.98 ± 0.82

3.90 ± 0.34

3.78 ± 0.44

< 0.01

< 0.01

0.012

Trainees, mean ± SD

2.51 ± 0.73

3.32 ± 0.56

3.29 ± 0.61

< 0.01

< 0.01

0.467

  1. Wilcoxon rank-sum test.
  2. WLI white light imaging, LCI linked color imaging, BLI-b blue laser imaging-bright, SD standard deviation, MWM milk white mucosa.
  3. aDepressed lesion, IIa + IIc or IIc according to the Paris endoscopic classification.