Table 5: p53, p21, p16 Protein Expression Correlations with TIL Subsets.
| p16_score | cd4 | cd8 | foxp3 | |
| p53 | -0.17 | 0.02 | 0.06 | 0.03 |
| < 0.01 | 0.6 | 0.15 | 0.55 | |
| 517 | 511 | 511 | 513 | |
| p21 | 0.3 | 0.11 | 0.12 | 0.09 |
| < 0.01 | 0.01 | < 0.01 | 0.04 | |
| 499 | 498 | 498 | 501 | |
| p16 | 0.23 | 0.24 | 0.24 | |
| < 0.01 | < 0.01 | < 0.01 | ||
| 502 | 503 | 504 |
Spearman Correlation Coefficients; Prob > |r| under H0: Rho = 0; Number of Observations.