Table 2 Subclassification information and the number of substage samples in the D subtype

From: Comprehensive proteogenomic characterization of early duodenal cancer reveals the carcinogenesis tracks of different subtypes

Stages

Substages (n = sample number)

Non-tumor stage (NT stage)

1 (n = 150), 1_1 (n = 1), 1_2 (n = 3), 1_3 (n = 7), 1_4 (n = 4), 1_5 (n = 1), 1_6 (n = 1)

Low-grade intraepithelial neoplasia stage (LGIN stage)

2_1 (n = 22), 2_2 (n = 11),

2_3 (n = 21), 2_4 (n = 8)

High-grade intraepithelial neoplasia stage (HGIN stage)

3_1 (n = 13), 3_2 (n = 9),

3_3 (n = 24), 3_4 (n = 25)

Minimally invasion adenocarcinoma stage (MIA stage)

4 (n = 5)

Duodenal adenocarcinoma stage (DAC stage)

5 (n = 20)

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