Table 2.
Descriptive analysis of clinical evolution of OPMDs.
| Patient number (n = 106) | Characteristics | Number (%) |
|---|---|---|
| First Local Recurrence | Yes | 40 (37.7) |
| OPMDs | 22 (20.7) | |
| OSCC | 18 (17.0) | |
| No | 66 (62.3) | |
| Further Local Recurrence (among patients with first recurrence of OPMDs) (n = 22) | Yes | 9 (40.9) |
| OPMDs | 2 (9.0) | |
| OSCC | 7 (31.8) | |
| No | 13 (59.1) | |
| Overall OPMDs Recurrence | Yes | 24 (22.6) |
| No | 82 (77.4) | |
| Patients number (n = 24) | ||
| OPMDs Recurrence Subsite | Tongue | 17 (68.8) |
| Cheek | 6 (30.3) | |
| Other | 1 (0.9) | |
| OPMDs First Recurrence Grading | SIN1/SIN2 | 20 (81.8) |
| SIN3-CIS | 4 (18.2) | |
| Overall Malignant Transformation | Yes | 25 (23.5) |
| No | 81 (76.0) | |
| Patient number (n = 25) | ||
| OSCC Site | Tongue | 10 (40.0) |
| Cheek | 9 (36.0) | |
| Other | 6 (24.0) | |
| OSCC Grading | G1 | 9 (36.0) |
| G2 | 12 (48.0) | |
| G3 | 4 (16.0) | |
| OSCC TNM (AJCC VIII edition) | ||
| T | T1 | 17 (68.0) |
| N | T>1 | 8 (21.0) |
| M | N0 | 21 (84.0) |
| N>1 | 4 (16.0) | |
| M0 | 25 (100.0) | |
| OSCC Treatment | Surgery | 20 (80.0) |
| Surgery + Radiotherapy | 5 (20.0) | |
OPMDs, oral potentially malignant disorders; OSCC, oral squamous cell carcinoma; SIN, squamous intraepithelial neoplasia; CIS, carcinoma in situ; TNM, tumor-node-metastasis; AJCC, American Joint Committee of Cancer.