Shape of NPC | Total | p value | |||||
Cylinderical | Funnel | Hourglass | Spindle | ||||
Gender | Male | 48 | 45 | 7 | 4 | 104 | 0.96 |
Female | 45 | 40 | 6 | 5 | 96 | ||
Total | 93 | 85 | 13 | 9 | 200 | ||
Percentage distribution | 46.5% | 42.5% | 6.5% | 4.5% | 100% |