From: Nasal MRSA carriage is a risk factor for development of antibiotic resistance in diabetic foot ulcers and is significantly higher than diabetic and non-diabetic individuals without foot ulcer
Group
Sample size
MRSA in foot
MRSA in Nose
MRSA in wound
Foot carriage
Nose carriage
Wound carriage
D+F+ 
50
15
20
14
30%
40%
28%
D+F-
10
8
-
20%
16%
D-F-
40
2
4
5%
10%