Table 3: Length of tumor and muscularis mucosae of laterally spreading tumor-granular (LST-G) and laterally spreading tumor-nongranular (LST-NG) types.

LST-G (16)LST-NG (16) value

Length of lesiona (mm, mean ± SD)17.28 ± 4.3313.82 ± 2.840.012
Length of muscularis mucosaeb (mm, mean ± SD)18.48 ± 4.9314.06 ± 2.95<0.01
Ratio between b and a (b/a) (mean ± SD)1.067 ± 0.0731.016 ± 0.0100.01