Research Article
Morphology, Volume, and Density Characteristics of the Parotid Glands before and after Chemoradiation Therapy in Patients with Head and Neck Tumors
Table 1
Patients description (age in years and the interval between CECTs in months).
| Variable | Mean ± SD | Median | Min-max | N | Percentage (%) |
| Age | 59.6 ± 9.9 | 59 | 42–89 | | | Interval | 7.1 ± 5.4 | 5 | 2–28 | | |
| Gender | | | | | | Male | | | | 45 | 91.8 | Female | | | | 4 | 8.2 | Total | | | | 49 | 100 |
| Tumor location | | | | | | Oral cavity | | | | 11 | 22.5 | Hypopharynx | | | | 3 | 6.1 | Larynx | | | | 7 | 14.3 | Oropharynx | | | | 27 | 55.1 | Rhinopharynx | | | | 1 | 2 | Total | | | | 49 | 100 |
| Skin color | | | | | | White | | | | 42 | 85.7 | Not-white | | | | 7 | 14.3 | Total | | | | 49 | 100 |
| Stage | | | | | | I | | | | 1 | 2 | III | | | | 8 | 16.3 | IVa | | | | 34 | 69.4 | IVb | | | | 6 | 12.2 | Total | | | | 49 | 100 |
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CECT: contrast-enhanced computed tomography; N: sample size; SD: standard deviation; min: minimum; max: maximum.
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