Table 3. Correlation between the expression of HLA class I on PBMCs and clinicopathological characteristics.
| Indices | HLA class I mRNA | HLA class I protein |
|---|---|---|
| Age (year) | ||
| <60 | 0.98±0.35 | 119.76±28.35 |
| ≥60 | 0.90±0.28 | 103.71±31.26 |
| Gender | ||
| Male | 0.99±0.29 | 121.52±31.49 |
| Female | 1.05±0.32 | 104.16±37.46 |
| Tumor size | ||
| <2 cm | 0.98±0.41 | 87.10±21.65 |
| ≥2 cm | 0.89±0.39 | 83.76±19.29 |
| Lymph node metastasis | ||
| Absent | 1.01±0.26 | 101.30±32.69 |
| Present | 0.78±0.35 | 72.91±29.18* |
| TNM stage | ||
| I | 1.10±0.29 | 98.08±21.62 |
| II | 0.87±0.23 | 89.29±27.26 |
| III | 0.46±0.31# | 61.49±18.52† |
| IV | 0.39±0.35# | 54.61±29.81† |
*P<0.05, compared with absent lymph node metastasis patients; #P<0.05, compared with stage I CRC patients; †P<0.05, compared with stage I CRC patients.