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Comparison of patient characteristics between the 2 groups.
| Variables | <6-cycle (N=29) | ≥6-cycle (N=29) | P-value |
|---|---|---|---|
| Sex | 1.000 | ||
| Male | 26 | 26 | |
| Female | 3 | 3 | |
| Age | |||
| >60 | 7 | 3 | 0.164 |
| ≤60 | 22 | 26 | |
| Karnofsky performance status | 0.487 | ||
| >80 | 23 | 25 | |
| ≤80 | 6 | 4 | |
| T stage | 0.089 | ||
| T1–2 | 6 | 12 | |
| T3–4 | 23 | 17 | |
| N stage | 0.487 | ||
| N0–1 | 4 | 6 | |
| N2–3 | 25 | 23 | |
| Histology (WHO) | 1.000 | ||
| Type I/II | 9 | 9 | |
| Type III | 20 | 20 | |
| Number of bone metastatic sites | 1.000 | ||
| >3 | 16 | 16 | |
| ≤3 | 13 | 13 | |
| Nasopharyngeal radiotherapy | 0.063 | ||
| Yes | 13 | 20 | |
| No | 16 | 9 |
