Table 1.
Tumour characteristics
| Parameter |
CRP < 5.0 mg/dL |
CRP ≥ 5.0 mg/dL |
P-value |
| (n = 127) | (n = 164) | ||
| Histologic type (n = 289) | |||
| -squamous cell carcinoma | 56 (44%) | 89 (55%) | |
| -adenocarcinoma | 62 (49%) | 60 (37%) | 0.150 |
| -undifferentiated | 6 (5%) | 12 (7%) | |
| -other | 3 (2%) | 1 (1%) | |
| Location (n = 288) | |||
| -upper third | 9 (7%) | 15 (9%) | |
| -middle third | 42 (33%) | 49 (30%) | 0.748 |
| -lower third | 76 (60%) | 97 (60%) | |
| Tumour size (cm) (n = 281) | 3 (0.5-12) | 4.7 (0.7-20) | 0.0001 |
| Lymph nodes (n = 285) | |||
| -dissected | 23.5 (0-71) | 27 (2-86) | 0.015 |
| -positive | 1 (0-24) | 2 (0-41) | 0.015 |
| pT-category (n = 287) | |||
| -pT1 | 25 (20%) | 19 (12%) | |
| -pT2 | 34 (27%) | 31 (19%) | 0.055 |
| -pT3 | 61 (49%) | 98 (60%) | |
| -pT4 | 5 (4%) | 14 (9%) | |
| pN-category (n = 286) | |||
| -pN0 | 54 (43%) | 52 (32%) | |
| -pN1 | 69 (56%) | 107 (66%) | 0.062 |
| -pN2 | 1 (1%) | 3 (2%) | |
| pM-category (n = 283) | |||
| -pM0 | 96 (78%) | 116 (73%) | 0.177 |
| -pM1 | 27 (22%) | 44 (28%) |