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Table 1 Patient characteristics

From: Detection of early adenocarcinoma of the esophagogastric junction by spraying an enzyme-activatable fluorescent probe targeting Dipeptidyl peptidase-IV

No.

Age

/Sex

Loca

-tion

Non-tumor region adjacent to tumor

Size

(mm)

Macroscopic type

Histological type

Depth

Expression of DPP-IV

Tumor

/background

CBR

at 10 min

PT

(min)

Mucosa

Main type of IM

1

70s/M

GE

SSBE

–

23

Is + IIa + IIc

tub1 > 2

MM

+/−

6.4

63

2

60s/F

G

Gastric mucosa

complete

12

IIc

por2 > tub2

SM

+/+

0.5

11

3

50s/M

E

SSBE

–

15

IIa

tub1

SMM

+/−

2.3

74

4

60s/M

E

SSBE

–

10

IIc + IIa

tub1

MM

−/−

1.1

33

5

70s/M

G

Gastric mucosa

complete

28

IIa + IIc

tub1

SM

+/+

1.3

80

6

70s/M

E

Squamous epithelium

–

17

IIb

tub1

DMM

+/−

2.1

84

7

50s/M

E

LSBE

income

-plete

7

IIc

tub1

MM

+/+

2.4

25

8

80s/M

E = G

SSBE

–

21

IIc

tub2

DMM

+/−

3.6

67

9

60s/F

GE

SSBE

–

20

IIa

tub1

M

+/−

2.2

70

10

70s/F

E = G

Gastric mucosa

–

23

IIc

muc > tub1

SM

+/−

2.9

27

11

60s/M

EG

Gastric mucosa

complete

8

IIa

tub1 > 2

SMM

+/+

1.2

36

12

80s/M

EG

SSBE

–

25

IIc

tub1

SM

+/−

6.0

41

13

50s/M

GE

Gastric mucosa

–

9

IIc

tub1

M

+/−

2.2

25

14

70s/M

G

Gastric mucosa

–

10

I

tub1 > pap

M

+/−

0.9

31

15

60s/M

EG

SSBE

–

48

IIc + IIa

pap

M

+/−

12.6

186

16

80s/M

EG

Squamous epithelium

–

20

IIa

pap

M

+/−

2.7

36

17

40s/M

G

Gastric mucosa

–

28

IIa + IIc

tub2 > 1

SM

+/−

2.9

53

18

60s/M

EG

Squamous epithelium

–

19

IIc

tub1

DMM

+/−

2.0

41

19

70s/M

GE

Gastric mucosa

–

10

IIa

tub1 > 2

MM

+/−

2.9

23

20

80s/F

G

Gastric mucosa

–

12

IIa

tub1

M

+/−

2.2

52

21

50s/M

EG

Squamous epithelium

–

25

IIa + IIc

tub1

DMM

+/−

4.7

40

  1. Tumor location was determined according to the Japanese classification of gastric carcinoma [20]. CBR Contrast-to-background ratio, SSBE Short-segment Barrett’s esophagus, LSBE Long-segment Barrett’s esophagus, IM Intestinal metaplasia, MM Muscularis mucosae, SMM Superficial muscularis mucosae, DMM Deep muscularis mucosae, M Mucosa, SM Submucosa, tub Tubular adenocarcinoma, pap Papillary adenocarcinoma, por Poorly differentiated adenocarcinoma, PT Procedure time