From: Fluoroquinolone resistance of Staphylococcus epidermidis isolated from healthy conjunctiva and analysis of their mutations in quinolone-resistance determining region
Antimicrobial agent
MIC (μg/mL) interpretive standard
Susceptible
Intermediate
Resistant
Ciprofloxacin
≤ 1
2
≥ 4
Levofloxacin
Moxifloxacin
≤ 0.5
1
≥ 2