Table 1 Clinical characteristics of pediatric nasopharyngeal carcinoma (NPC)
From: Prognosis of nasopharyngeal carcinoma in children and adolescents: a population-based analysis
Characteristics | Frequency, n (%) |
|---|---|
Age at diagnosis (years) | |
> 14 | 147 (63.1) |
≤ 14 | 86 (36.9) |
Gender | |
Male | 163 (70.0) |
Female | 70 (30.0) |
Race | |
White | 112 (48.0) |
Black | 89 (38.2) |
Asian/Pacific Islander | 32 (13.8) |
Grade | |
Well and moderate differentiated | 8 (3.5) |
Poorly differentiated | 31 (13.3) |
Undifferentiated | 134 (57.5) |
Unknown | 60 (25.7) |
Histological type | |
Others | 9 (3.9) |
Undifferentiated nonkeratinizing carcinoma | 121 (51.9) |
Lymphoepithelial carcinoma | 47 (20.2) |
Squamous cell carcinoma | 56 (24.0) |
TNM stage | |
I | 62 (26.6) |
II | 30 (12.9) |
III | 46 (19.7) |
IV | 95 (40.8) |
T stage | |
T1 | 53 (22.7) |
T2 | 53 (22.7) |
T3 | 66 (28.3) |
T4 | 61 (26.3) |
N stage | |
N0 | 43 (18.4) |
N1 | 68 (29.3) |
N2 | 79 (33.9) |
N3 | 43 (18.4) |
M stage | |
M0 | 154 (69.0) |
M1 | 79 (31.0) |
Radiotherapy | |
No | 26 (11.2) |
Yes | 207 (88.8) |
Chemotherapy | |
No | 15 (6.5) |
Yes | 218 (93.5) |