Copyright
©The Author(s) 2019.
World J Gastroenterol. Mar 14, 2019; 25(10): 1248-1258
Published online Mar 14, 2019. doi: 10.3748/wjg.v25.i10.1248
Published online Mar 14, 2019. doi: 10.3748/wjg.v25.i10.1248
Table 1 Characteristics of the patients and tumors
| Item | Number | Range or Percentage | ||
| Cases/lesions | 39/43 | |||
| Age (yr): median (range) | 74 | (57-88) | ||
| Sex: male/female | 27/12 | |||
| Tumor major axis (mm): median (range) | 15 | (6-40) | ||
| Location (%) | U (Fundus) | 5 | (11.6) | |
| M (Corpus) | 7 | (16.3) | ||
| L (Antrum and Pylorus) | 30 | (69.8) | ||
| Remnant Stomach | 1 | (2.3) | ||
| Macroscopic type (%) | Elevated | Type 0-I | 2 | (4.6) |
| Type 0-IIa | 9 | (20.9) | ||
| Type 0-IIa+IIc | 2 | (4.7) | ||
| Flat | Type 0-IIb | 7 | (16.3) | |
| Depressed | Type 0-IIc | 23 | (53.5) | |
| Color of tumor in WLI | Red | 20 | (46.5) | |
| White | 2 | (4.7) | ||
| Isochromatic | 21 | (48.8) | ||
| Infection with Helicobacter pylori | Positive | 14 | (32.6) | |
| Depth of invasion (%) | M | 36 | (83.7) | |
| SM1 | 4 | (9.3) | ||
| SM2 | 3 | (7.0) | ||
| Histological type (%) | Differentiated (well or mod) | 40 | (93.0) | |
| Undifferentiated (poor or sig) | 3 | (7.0) |
Table 2 Color differences between cancer and non-cancer areas in white light imaging and linked color imaging
| WLI | LCI | P value | |
| Color differences ΔE1 [median (min-max)] | 18.6 (5.1-38.4) | 29.4 (9.4-63.9) | < 0.0001 |
| Elevated | 15.0 (5.8-34.4) | 28.5 (11.0-40.2) | 0.0327 |
| Flat and depressed | 20.6 (5.1-38.4) | 30.9 (9.4-63.9) | < 0.0001 |
- Citation: Fujiyoshi T, Miyahara R, Funasaka K, Furukawa K, Sawada T, Maeda K, Yamamura T, Ishikawa T, Ohno E, Nakamura M, Kawashima H, Nakaguro M, Nakatochi M, Hirooka Y. Utility of linked color imaging for endoscopic diagnosis of early gastric cancer. World J Gastroenterol 2019; 25(10): 1248-1258
- URL: https://www.wjgnet.com/1007-9327/full/v25/i10/1248.htm
- DOI: https://dx.doi.org/10.3748/wjg.v25.i10.1248