From: Postoperative serum interleukin-6 levels correlate with survival in stage I-III colorectal cancer
 |  | IL-6 level | ||
---|---|---|---|---|
 | No. | Low | High | P |
Age (y) | Â | Â | Â | 0.05 |
< 60 | 48 | 37 | 11 |  |
≥ 60 | 74 | 44 | 30 |  |
Gender | Â | Â | Â | 1.00 |
Male | 78 | 52 | 26 | Â |
Female | 44 | 29 | 15 | Â |
Type of operation | Â | Â | Â | 0.16 |
Laparotomy | 26 | 14 | 12 | Â |
Laparoscopy | 96 | 67 | 29 | Â |
Tumor location | Â | Â | Â | 0.52 |
Right | 32 | 23 | 9 | Â |
Left | 90 | 58 | 32 | Â |
History of smoking | Â | Â | Â | 0.10 |
Current + past | 39 | 30 | 9 |  |
Never | 83 | 51 | 32 | Â |
History of drinking | Â | Â | Â | 0.43 |
Current + past | 46 | 33 | 13 |  |
Never | 76 | 48 | 28 | Â |
Histological grade | Â | Â | Â | 0.42 |
Well + moderate | 105 | 68 | 37 |  |
Poor | 17 | 13 | 4 | Â |
Mucinous elements | Â | Â | Â | 0.63 |
Without | 101 | 66 | 35 | Â |
With | 21 | 15 | 6 | Â |
T stages | Â | Â | Â | 0.43 |
T1 + T2 | 19 | 11 | 8 |  |
T3 + T4 | 103 | 70 | 33 |  |
N stages | Â | Â | Â | 0.34 |
N0 | 67 | 47 | 20 | Â |
N1+N2 | 55 | 34 | 21 | Â |
TNM stages | Â | Â | Â | 0.34 |
I + II | 67 | 48 | 20 |  |
III | 55 | 34 | 21 | Â |
BMI (kg/m 2 ) | 122 | 23.34 ± 3.09 | 22.62 ± 3.29 | 0.23 |