Table 1.
Baseline clinicopathological features of HNSCC and CRC cohorts*
| Clinicopathological feature | HNSCC (oral) | HNSCC (oropharyngeal) | CRC |
|---|---|---|---|
| No. of cases | 260 | 271 | 56 |
| Mean age at diagnosis (range), y | 62 (26–96) | 59 (27–92) | 73 (39–89) |
| Mean length of follow-up, y | 6.5 | 4.5 | 5.25 |
| No. of cancer-related deaths | 110 | 95 | 22 |
| Gender, No. | |||
| Male | 165 | 197 | 41 |
| Female | 95 | 74 | 15 |
| Stage, No. | |||
| I | 92 | 20 | 4 |
| II | 41 | 31 | 52 |
| III | 12 | 35 | 0 |
| IV | 115 | 184 | 0 |
| Missing | 0 | 1 | 0 |
| Grade, No. | |||
| Well differentiated | 51 | 3 | 21 |
| Moderately differentiated | 156 | 100 | 23 |
| Poorly differentiated | 53 | 166 | 12 |
| Undifferentiated | 0 | 2 | 0 |
| Missing | 0 | 1 | 0 |
| Nodal metastasis, No. | |||
| No | 181 | 54 | 56 |
| Yes | 79 | 192 | 0 |
| Missing | 0 | 26 | 0 |
| Stromal SMA expression, No. | |||
| Low/negative | 126 | 125 | 17 |
| Mod/high | 134 | 146 | 39 |
*
CRC = colorectal adenocarcinoma; HNSCC = head and neck squamous cell carcinoma; SMA = smooth muscle actin.