Validation of American Joint Committee on Cancer 8th edition of TNM staging in resected distal pancreatic cancer

doi:10.4292/wjgpt.v11.i2.25

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World Journal of Gastrointestinal Pharmacology and Therapeutics

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Retrospective Cohort Study

World J Gastrointest Pharmacol Ther. Jun 9, 2020; 11(2): 25-39
Published online Jun 9, 2020. doi: 10.4292/wjgpt.v11.i2.25

Table 2 Univariate and multivariable analysis for progression-free survival and overall survival in invasive intraductal papillary mucinous neoplasm

Feature	Level	PFS		OS
Feature	Level	HR (95%CI), P value
Gender		1.67 (0.91-3.05), P = 0.10	-	1.33 (0.85-2.08), P = 0.22	-
Age		0.99 (0.96-1.02), P = 0.52	-	1.01 (0.98-1.03), P = 0.54	-
Tumor size		1.18 (1.05-1.32), P = 0.01	-	1.10 (1.00-1.21), P = 0.04	-
Tumor differentiation	Well	-	-	-	-
	Moderate	2.71 (0.82-8.91), P = 0.10	12290265.82 (0.00-Inf), P = 1.00	1.04 (0.53-2.02), P = 0.92	1.62 (0.34-7.66), P = 0.55
	Poor	3.88 (1.06-14.27), P = 0.04	2274054.50 (0.00-Inf), P = 1.00	2.31 (1.10-4.86), P = 0.03	1.78 (0.15-20.67), P = 0.64
Positive lymph node		1.19 (1.05-1.35), P = 0.01	-	1.19 (1.07-1.31), P < 0.01	-
T stage (AJCC 8^th edition staging manual)	T1	-	-	-	-
	T2	2.69 (1.14-6.37), P = 0.02	0.81 (0.07-9.31), P = 0.87	1.65 (0.92-2.97), P = 0.09	0.89 (0.09-8.48), P = 0.92
	T3	3.48 (1.42-8.51), P = 0.01	5.29 (0.44-62.97), P = 0.19	2.28 (1.23-4.24), P = 0.01	26.22 (2.13-322.77), P = 0.01
N stage (AJCC 8^th edition staging manual)	N0	-	-	-	-
	N1	2.03 (1.03-4.02), P = 0.04	13.78 (1.15-165.63), P = 0.04	1.58 (0.93-2.67), P = 0.09	1.17 (0.24-5.70), P = 0.85
	N2	3.65 (1.60-8.34), P < 0.01	29.12 (0.87-979.78), P = 0.06	2.52 (1.36-4.65), P < 0.01	1.63 (0.10-27.11), P = 0.73
Lymphovascular invasion		2.12 (1.16-3.90), P = 0.02	0.31 (0.04-2.41), P = 0.26	1.43 (0.90-2.28), P = 0.13	-
Perineural invasion		1.99 (0.98-4.04), P = 0.06	-	2.45 (1.39-4.33), P < 0.01	2.67 (0.54-13.22), P = 0.23
Splenic artery invasion		5.30 (1.41-19.94), P = 0.01	2.44 (0.10-62.16), P = 0.59	1.70 (0.59-4.88), P = 0.32	-
Splenic vein invasion		18.69 (4.57-76.48), P < 0.01	5.28 (0.22-129.25), P = 0.31	2.66 (1.08-6.55), P = 0.03	5.62 (0.61-51.99), P = 0.13
Positive margin		1.25 (0.30-5.19), P = 0.76	-	3.14 (1.49-6.62), P < 0.01	0.00 (0.00-Inf), P = 1.00
Splenic parenchyma invasion		14.93 (1.83-121.81), P = 0.01	1.00 (1.00-1.00), P = NaN	1.23 (0.17-8.87), P = 0.84	-
Adjuvant radiation therapy		0.97 (0.52-1.81), P = 0.92	-	0.81 (0.48-1.37), P = 0.43	-
Adjuvant chemotherapy		2.50 (0.89-7.00), P = 0.08	-	0.69 (0.39-1.22), P = 0.20	-
Radiographic splenic artery invasion		2.12 (0.85-5.29), P = 0.11	-	1.45 (0.59-3.56), P = 0.41	-
Radiographic splenic vein invasion		2.27 (1.04-4.94), P = 0.04	2.88 (0.33-24.96), P = 0.34	1.46 (0.68-3.13), P = 0.33	-

AJCC: American Joint Committee on Cancer; PFS: Progression-free survival; OS: overall survival.

Citation: Yin F, Saad M, Xie H, Lin J, Jackson CR, Ren B, Lawson C, Karamchandani DM, Bernabeu BQ, Jiang W, Dhir T, Zheng R, Schultz CW, Zhang D, Thomas CL, Zhang X, Lai J, Schild M, Zhang X, Liu X. Validation of American Joint Committee on Cancer 8^th edition of TNM staging in resected distal pancreatic cancer. World J Gastrointest Pharmacol Ther 2020; 11(2): 25-39
URL: https://www.wjgnet.com/2150-5349/full/v11/i2/25.htm
DOI: https://dx.doi.org/10.4292/wjgpt.v11.i2.25