Table 1.

Characteristics of glioma patients.

Variable	Cases (%) (n = 20)
Sex
• Male • Female	11 (55) 9 (45)
Age
• ≤29 years • 30–50 years • ≤50 years	9 (45) 8 (40) 3 (15)
WHO grade
• Low grade (I-II) • High grade (III-IV)	10 (50) 10 (50)
Histological type
• Astrocytomas • Oligodendrogliomas • Ependymomas	16 (80) 2 (10) 2 (10)
Smoking status
• Yes • No	5 (25) 15 (75)