Table 1.
Clinicopathological characteristics of the OSCCs patients studied.
| Characteristics | 500 K Array (n = 26) | SNP 6.0 Array (n = 46) | 257 OSCC Cases for Further Analysis |
|---|---|---|---|
| Age (years) | |||
| Mean ± SD | 48.15 ± 11.39 | 50.41 ± 10.79 | 49.95 ± 11.23 |
| Range | 27–71 | 30–74 | 26–78 |
| Site of primary tumor [N (%)] | |||
| Tongue | 11 (42) | 26 (57) | 90 (35) |
| Bucca | 15 (58) | 20 (43) | 94 (37) |
| Others | - | - | 73 (28) |
| Clinical stage [N (%)] | |||
| I/II | 2 (8) | 0 (0) | 65 (25) |
| III/IV | 24 (92) | 46 (100) | 192 (75) |
| Primary tumor status [N (%)] | |||
| T1/T2 | 9 (35) | 18 (39) | 121 (47) |
| T3/T4 | 17 (65) | 28 (61) | 136 (53) |
| Lymph node metastasis [N (%)] | |||
| No | 8 (31) | 10 (22) | 132 (51) |
| Yes | 18 (69) | 36 (78) | 125 (49) |
| Extra-capsular spread [N (%)] a | |||
| Yes | 14 (78) | 26 (72) | 76 (61) |
| No | 4 (22) | 10 (28) | 48 (39) |
| Tumor differentiation [N (%)] | |||
| Well differentiated | 9 (35) | 25 (35) | 98 (38) |
| Moderately/Poorly differentiated | 17 (65) | 47 (65) | 159 (62) |
| AQ chewing [N (%)] | |||
| Yes | 15 (58) | 36 (78) | 223 (87) |
| No | 11 (42) | 10 (22) | 34 (13) |
| Cigarette smoking [N (%)] | |||
| Yes | 11 (42) | 35 (76) | 220 (86) |
| No | 15 (58) | 11 (24) | 37 (14) |
| Alcohol drinking [N (%)] | |||
| Yes | 14 (54) | 20 (43) | 138 (54) |
| No | 12 (46) | 26 (57) | 119 (46) |
AQ: areca quid; a One patient lacked the extra-capsular spread data.