Clinical Study
Usefulness of Magnifying Endoscopy with Narrow-Band Imaging for Determining Tumor Invasion Depth in Early Gastric Cancer
Table 1
Patient characteristic of two groups.
| | Group V | Group N | |
| No. of patients | 18 | 101 | | Mean age (years SD†) | 68.5 8.6 | 68.9 9.4 | N.S. | Sex (male : female) | 14 : 4 | 81 : 20 | N.S. | Mean maximum diameter of lesions (mm SD) | 18.9 10.2 | 22.1 17.4 | N.S. | Gross type (elevated type : non-elevated type) | 5 : 13 | 31 : 70 | N.S. | Location (U : M : L‡) | 3 : 11 : 4 | 17 : 36 : 48 | N.S. |
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†SD: standard deviation. ‡U: fornix, cardiac part, and upper body, M: middle body and lower body, L: gastric angle and antrum.
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