Table 1.

Patient and tumor baseline characteristics

	Total (N = 121)
Age
Mean (SD)	56.0 (16.8)
Median	56.0
Q1, Q3	44.0, 71.0
Range	(19.0–93.0)
Sex
Male	52 (43.0%)
Female	69 (57.0%)
Race
Non-Hispanic white	100 (82.6%)
Hispanic	9 (7.4%)
Non-Hispanic black	2 (1.7%)
Non-Hispanic Asian or Pacific Islander	10 (8.3%)
Cause of death
Alive	64 (52.9%)
Esophagus cancer	1 (0.8%)
Pancreas cancer	33 (27.3%)
Ovary cancer	1 (0.8%)
Miscellaneous malignant cancer	5 (4.1%)
In situ, benign, or unknown behavior neoplasm	6 (5.0%)
Diabetes mellitus	1 (0.8%)
Diseases of heart	6 (5.0%)
Cerebrovascular diseases	2 (1.7%)
Symptoms, signs, and Ill-defined conditions	1 (0.8%)
Other cause of death	1 (0.8%)
Tumor size
N	87
Mean (SD)	3.02 (3.0)
Median	2.0
Ql, Q3	1.3, 3.0
Range	(0.0–13.5)
Primary site
Head of pancreas	22 (18.2%)
Body of pancreas	14 (11.6%)
Tail of pancreas	42 (34.7%)
Overlapping lesion of pancreas	5 (4.1%)
Pancreas nos.	38 (31.3%)
Stage
Localized	48 (39.7%)
Regional	19 (15.7%)
Distant	47 (38.8%)
Unstaged	7 (5.8%)
Grade
Grade I: well-differentiated	39 (32.2%)
Grade II: moderately differentiated	8 (6.6%)
Grade IV: undifferentiated	1 (0.8%)
Cell type not determined, or not stated	73 (60.3%)
Regional nodes examined
Missing	12
No	65 (59.6%)
Yes	44 (40.4%)
Nodes positive
Missing	74
No	32 (68.1%)
Yes	15 (31.9%)
Surgery type
Unknown if surgery done	6 (5.0%)
No surgical procedure	33 (27.3%)
Incisional biopsy of other than primary site	5 (4.1%)
Local or partial surgical excision of pancreas	5 (4.1%)
Subtotal gastrectomy, duodenectomy with complete/partial pancreatectomy	15 (12.4%)
Radical regional pancreatectomy	2(1.7%)
Surgery of regional and/or distant sites only	1 (0.8%)
Local excision of tumor nos.	21 (17.4%)
Partial pancreatectomy	28 (23.1%)
Total Pancreatectomy	3 (2.5%)
Surgery nos.	2 (1.7%)