Using the data shown in Figure 2.11, approximately how many patients in the scalpel treated group had corn on the proximal interphalangeal joint (middle part of toe on the top)?

The approximate number of patients in the scalpel treated group with a corn on the proximal interphalangeal joint was:

A. 5

B. 8 

C. 11 

D. 50 

E. 100

Figure 2.11

Percent 70% 60% Randomised Group Scalpel (n = 101) Corn Plaster (n = 100) 50% 40% 30% 20% 10% 0% Apex Proximal Interphalangeal joint" Interdigital Metatarsal head Plantar calcaneus Other part of foot" Anatomical site of index Corn on foot