Table 3 Cluster analysis of response patterns to practice trend questions for neoadjuvantly treated rectal carcinoma
From: Challenges with colorectal cancer staging: results of an international study
Question/response | Cluster 1 | Cluster 2 | p value |
|---|---|---|---|
Country of practice: North America(A)/Other (O) | O > A | A > O | 0.002 |
Practice setting | Academic generalists > academic subspecialists > private practitioners | Academic subspecialists > academic generalists = private practitioners | 0.008 |
Deepest invasion for T stage | Count acellular mucin | Count viable tumor cells only | <0.001 |
Acellular mucin at margin as positive radial margin | Yes > No | No > Yes | <0.001 |
Diagnose mucinous carcinoma in treated rectal carcinoma | Yes = No | No > Yes | 0.032 |
Report tumor budding in treated rectal carcinoma | Yes = No | No > Yes | 0.022 |
Lymph node stage | ypN1 (91%) > ypN0(i+)(9%) | ypN1 (68%) > ypN0(i+)(32%) | 0.002 |
