Clinical Study
The Role of Narrow Band Imaging in the Detection of Recurrent Laryngeal and Hypopharyngeal Cancer after Curative Radiotherapy
Table 2
Clinical characteristics of the study cohort.
| Demography | Patients number (%) |
| Age, mean, range | 62.6 yrs, 42–83 | Sex | | Male | 44 (66.7) | Female | 12 (33.3) | Primary tumor site | | Glottis | 56 (85) | T1 | 35 (62.5) | T2 | 14 (25) | T3 | 7 (12.5) | T4 | 0 (0) | Supraglottis | 5 (8.9) | T1 | 1 (20) | T2 | 2 (40) | T3 | 2 (40) | T4 | 0 (0) | Subglottis | 1 (1.8) | T1 | 1 (100) | Hypopharynx | 4 (7.1) | T1 | 1 (25) | T2 | 3 (75) | T3 | 0 (0) | T4 | 0 (0) | Prior surgery | | Yes | 13 (19.7) | No | 53 (80.3) |
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