From: Dysregulation of heat shock protein 27 expression in oral tongue squamous cell carcinoma
 |  | All OTSCCs (n = 80) | OTSCCs with follow-up data (n = 42) | Dysplastic lesions (n = 31) | Normal (n = 15) |
---|---|---|---|---|---|
Age | Median (Range) | 48 (21–77) | 46.5 (21–73) | 51 (30–82) | 47 (30–72) |
Gender | Male: n (%) | 43 (53.75) | 20 (47.62) | 17 (54.84) | 6 (40.00) |
 | Female: n (%) | 37 (46.25) | 22 (52.38) | 14 (45.16) | 9 (60.00) |
Anatomic Site | Tongue: n (%) | 80 (100) | 42 (100) | 31 (100) | 15 (100) |
Pathological T Stage | Stage 4: n (%) | 5 (6.25) | 4 (9.52) | Â | Â |
 | Stage 3: n (%) | 14 (17.50) | 8 (19.05) |  |  |
 | Stage 2: n (%) | 38 (47.50) | 21 (50.00) |  |  |
 | Stage 1: n (%) | 23 (28.75) | 9 (21.43) |  |  |
Pathological N Stage | Stage 2: n (%) | 13 (16.25) | 8 (19.05) | Â | Â |
 | Stage 1: n (%) | 19 (23.75) | 12 (28.57) |  |  |
 | Stage 0: n (%) | 48 (60.00) | 22 (52.38) |  |  |
Clinical Stage | Stage 4: n (%) | 15 (18.75) | 10 (23.81) | Â | Â |
 | Stage 3: n (%) | 25 (31.25) | 16 (38.09) |  |  |
 | Stage 2: n (%) | 18 (22.50) | 7 (16.67) |  |  |
 | Stage 1: n (%) | 22 (27.50) | 9 (21.43) |  |  |
Grade (Differentiation) | Well: n (%) | 46 (57.50) | 25 (59.52) | Â | Â |
 | Mod: n (%) | 20 (25.00) | 7 (16.67) |  |  |
 | Poor: n (%) | 14 (17.50) | 10 (23.81) |  |  |