Matrix metalloproteinase 12 is induced by heterogeneous nuclear ribonucleoprotein K and promotes migration and invasion in nasopharyngeal carcinoma

Table 1 Characteristics of 82 patients with nasopharyngeal carcinoma

Characteristics	Subject number
Age (years)
mean ± SD	46.8 ± 13.1
Gender
Male	61
Female	21
T stage
1-2	52
3-4	30
N stage
0-1	50
2-3	32
Clinical stage
I-II	17
III-IV	65
Histological type
Keratinizing carcinoma	4
Non-keratinizing carcinoma
Undifferentiated subtype	69
Differentiated subtype	8
Basaloid squamous cell carcinoma	1
Total	82

ISSN: 1471-2407