Retrospective Cohort Study
Copyright ©The Author(s) 2021.
World J Gastroenterol. Apr 14, 2021; 27(14): 1465-1482
Published online Apr 14, 2021. doi: 10.3748/wjg.v27.i14.1465
Table 2 Comparison of patient characteristics between the subset of sporadic colorectal cancer samples analyzed with that of the total collection of archived samples in the Stony Brook Cancer Center Tissue Analytics Shared Resource (2010-2020)
Subset analyzed, n = 51Total collection, n = 190P value
Age (yr) ± IQR62 ± 2065 ± 200.4329
Male sex (%)30 (58.8)115 (60.5)0.8254
Race (%)0.0295
White38 (74.5)163 (85.8)
Black11 (21.6)14 (7.4)
Asian1 (2.0)6 (3.2)
Other1 (1.9)7 (3.7)
Hispanic ethnicity (%)6 (11.8)22 (11.6)0.9707
Family history 1st degree relative (%)7 (13.7)34 (17.9)0.4817
BMI (kg/m2)27.8 ± 828.2 ± 80.5683
Diabetes mellitus (%)18 (35.3)55 (28.9)0.4853
Smoking (%)0.1103
Current7 (13.7)10 (5.3)
Past21 (41.2)88 (46.3)
Never23 (45.1)92 (48.4)
Anatomic location (%)0.0210
Left31 (60.8)81 (42.6)
Right20 (39.2)109 (57.4)
Cancer stage (%)0.4578
Stage 01 (2.0)6 (3.2)
Stage 19 (17.6)27 (14.2)
Stage 214 (27.4)63 (33.2)
Stage 325 (49.0)75 (39.5)
Stage 42 (3.9)19 (15.8)
Preoperative antibiotics (%)16 (31.4)91 (47.9)0.0350