From: Cefepime versus Ceftriaxone for perioperative systemic antibiotic prophylaxis in elective orthopedic surgery at Bugando Medical Centre Mwanza, Tanzania: a randomized clinical study
Study group
Number evaluated
Number infected
‘000 person days
IR
IRR (95 % CI)
P- value
Group A
113
3
3324
0.9
0.62 (0.26–1.37)
0.318
Group B
117
5
3429
1.5