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Comparison of clinical features and disease progression in follow-up patients (x ± s).
| SD group (n=57) | PD group (n=34) | t/X2 | P | |
|---|---|---|---|---|
| Age (years) | 51.97 ± 10.77 | 55.44 ± 7.85 | -1.639 | 0.105 |
| Stages | 1.928 | 0.165 | ||
| Ⅰ | 16 (28.07) | 7 (20.59) | ||
| Ⅱ | 26 (45.61) | 8 (23.53) | ||
| Ⅲ | 11 (19.30) | 14 (41.18) | ||
| Ⅳ | 4 (7.02) | 5 (14.71) | ||
| SCC-Ag | 8.191 | 0.004 | ||
| Yes | 32 (56.14) | 29 (85.29) | ||
| No | 25 (43.86) | 5 (14.17) |
