Table 1 Distribution of demographic, clinical and pathologic CRC variables
From: Lymph nodes’ evaluation in relation to colorectal cancer staging among African Americans
Number | Results | |
|---|---|---|
Age, median (Interquartile range) | 214 | 63 (53–72) |
Male, no (%) | 216 | 106 (49) |
Location | 210 | |
Ascending | 86 (41 %) | |
Transverse | 21 (10 %) | |
Descending | 26 (12 %) | |
Rectosigmoid | 77 (37 %) | |
Histology | 215 | |
Adenocarcinoma | 179 (83 %) | |
Mucinous Adenocarcinoma | 31 (14 %) | |
Other | 5 (3 %) | |
Chemotherapy before surgery, no (%) | 216 | 11 (5 %) |
Radiotherapy before surgery, no (%) | 216 | 11 (5 %) |
Grade | 193 | |
Low | 184 (95 %) | |
High | 10 (5 %) | |
Stage, no (%) | 209 | |
I | 46 (22 %) | |
II | 71 (34 %) | |
III | 74 (35 %) | |
IV | 18 (9 %) | |
Number of LN resected | 214 | |
≤12 | 77 (36 %) | |
>12 | 137 (64 %) | |
Median (interquartile) | 15 (10–22) | |
Tumor size, Median (interquartile) cm | 192 | 4.5 (3.0-5.7) |
Specimen size, Median (interquartile) cm | 188 | 33 (21–61) |
Number of metastatic LNs, Median (interquartile) | 214 | 0 (0–2) |
Ratio of metastatic LNs to total LNs examined, Median (interquartile) | 214 | 0 (0–0.09) |
*Some of the data is missing |