Table 1 Patients’ characteristics
From: A study of the correlation between M2 macrophages and lymph node metastasis of colorectal carcinoma
| Â | Group A (n=69) (%) | Group B or C (n=51) (%) | Group D (n=32) (%) | Group E (n=19) (%) |
|---|---|---|---|---|
Age | Â | Â | Â | Â |
 Median (range) | 67 (49~86) | 63 (38~82) | 62 (38~82) | 64 (50~81) |
Sex | Â | Â | Â | Â |
 Male | 40 (58) | 35 (69) | 22 (69) | 13 (68) |
 Female | 29 (42) | 16 (31) | 10 (31) | 6 (32) |
Anatomic tumor region | Â | Â | Â | Â |
 Cecum | 1 (1) | 3 (6) | 2 (6) | 1 (5) |
 Ascending colon | 9 (13) | 11 (22) | 6 (19) | 5 (26) |
 Transverse colon | 9 (13) | 6 (12) | 3 (9) | 3 (16) |
 Descending colon | 6 (9) | 6 (12) | 4 (13) | 2 (11) |
 Sigmoid | 14 (20) | 9 (18) | 6 (19) | 3 (16) |
 Rectum | 30 (44) | 16 (30) | 11 (34) | 5 (26) |
T stage (AJCC 8th) | Â | Â | Â | Â |
 T1 | 1 (1) |  |  |  |
 T2 | 18 (27) | 3 (6) |  | 3 (16) |
 T3 | 36 (52) | 36 (71) | 21 (66) | 15 (79) |
 T4 | 14 (20) | 12 (23) | 11 (34) | 1 (5) |
N stage (AJCC 8th) | Â | Â | Â | Â |
 N0 | 69 (100) |  |  |  |
 N1 |  | 36 (71) | 19 (59) | 17 (89) |
 N2 |  | 15 (29) | 13 (41) | 2 (11) |
Overall stage (AJCC 8th) | Â | Â | Â | Â |
 I | 19 (28) |  |  |  |
 IIA | 36 (52) |  |  |  |
 IIB | 10 (14) |  |  |  |
 IIC | 4 (6) |  |  |  |
 IIIA |  | 3 (6) |  | 3 (16) |
 IIIB |  | 32 (62) | 19 (59) | 13 (68) |
 IIIC |  | 9 (18) | 7 (22) | 2 (11) |
 IV |  | 7 (14) | 6 (19) | 1 (5) |