Causative agent distribution and antibiotic therapy assessment among adult patients with community acquired pneumonia in Chinese urban population

Table 4 Antimicrobial susceptibility of 63 S. pneumoniae isolates obtained in the study

Antimicrobial agent	% of isolates			MIC (μg/ml)
	Susceptible	Intermediate	Resistant	MIC₅₀	MIC₉₀	Range
Penicillin	77.8	19.0	3.2	0.016	0.5	0.016–4
Azithromycin	20.6	0.0	79.4	256	> 256	0.032–512
Amoxycillin/clavulanic acid	95.2	3.2	1.6	0.032	1	0.032–8
Levofloxacin	93.7	0.0	6.3	1	2	0.5–16
Gatifloxacin	93.7	0.0	6.3	0.25	0.5	0.125–4
Moxifloxacin	95.2	3.2	1.6	0.125	0.25	0.064–4

ISSN: 1471-2334