Table 5 Risk categories based on LNM risk model
From: A nomogram to predict lymph node metastasis risk for early esophageal squamous cell carcinoma
Risk categories | Risk stratification | LNM risk |
|---|---|---|
Low risk | T1a, High/middle differentiated, < 2.5 cm | 0 |
Low risk | T1a, High/middle differentiated, > = 2.5 cm | 8% |
Moderate risk | T1a, Low differentiated, < 2.5 cm | 14% |
Moderate risk | T1a, Low differentiated, > = 2.5 cm | 28% |
Moderate risk | T1b, High/middle differentiated, < 2.5 cm | 12% |
Moderate risk | T1b, High/middle differentiated, > = 2.5 cm | 24% |
High risk | T1b, Low differemtiated, < 2.5 cm | 36% |
High risk | T1b, Low differentiated, > = 2.5 cm | 59% |