From: Prevalence of Khat chewing in college and secondary (high) school students of Jazan region, Saudi Arabia
Age Group
Colleges
Schools
Male (%)
Female (%)
15–<20
404 (35.8)
500 (37.7)
2853 (81.3)
2391 (80.6)
20–25
724 (64.2)
838 (62.3)
653 (17.3)
579 (18.8)
Total
1128 (45.7)
1338 (54.7)
3511 (54)
2988 (46)