Table 3. Distribution of GRP78 expression in ccRCC tumor tissue (N = 114) among different categories of ccRCC aggressiveness.
| ccRCC aggressiveness categories | N | Staining intensity | 95% CI | Proportion of positive pixels | 95% CI |
|---|---|---|---|---|---|
| Tumor grade | |||||
| Grade1 | 13 | 202.6 | [201.2,204.0] | 0.49 | [0.42,0.56] |
| Grade2 | 43 | 202.5 | [201.6,203.3] | 0.47 | [0.44,0.51] |
| Grade3 | 42 | 201.8 | [200.7,202.9] | 0.49 | [0.45,0.53] |
| Grade4 | 16 | 202.9 | [200.7,205.0] | 0.45 | [0.39,0.51] |
| Tumor stagea | |||||
| Stage 1 | 64 | 202.4 | [201.7,203.1] | 0.47 | [0.44,0.50] |
| Stage 2 | 7 | 201.8 | [199.7,203.9] | 0.47 | [0.40,0.53] |
| Stage 3 | 39 | 202.6 | [201.5,203.8] | 0.48 | [0.44,0.52] |
| Stage 4 | 3 | 196.3 | [183.7,208.8] | 0.53 | [0.26,0.84] |
| Tumor size | |||||
| ≤70mm | 86 | 202.3 | [201.7,203.0] | 0.47 | [0.45,0.50] |
| >70mm | 28 | 202.2 | [200.8,203.5] | 0.49 | [0.45,0.54] |
| Distant metastasisa | |||||
| No distant metastasis | 104 | 202.22 | [201.7,202.8] | 0.48 | [0.45,0.50] |
| Presence of distant metastasis | 9 | 203.1 | [198.3,207.8] | 0.49 | [0.38,0.59] |
aMissing data <1%