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Table 1 Demographic and clinical characteristics of study patients at baseline

From: Exact association test for small size sequencing data

  Total (n = 44) Case (n = 21) Control (n = 23) P − value
Continuous variables Mean (SD)  
Age 64.57 (8.3) 64 (9.4) 65.09 (7.2) 0.668
CEA 2.46 (2.6) 2.90 (3.4) 2.04 (1.4) 0.293
CA19–9 60.61 (280.9) 2.89 (400.2) 2.04 (11.0) 0.061
Categorical variables Frequency  
Sex (M:F) 28:16 15:6 13:10 0.476
Invasiveness ratio (Invasive: Noninvasive) 10:34 9:12 1:22 0.003
Mural Nodule (Yes: No) 19:24 13:8 6:16 0.032
Recurrence (Yes: No) 34:9 4:17 0:22 0.044
Survival (Yes: No) 34:9 17:4 17:5 1