Table 3.

Linear Regression Predicting Moxifloxacin Minimum Inhibitory Concentration

Covariate	Fold Increase in MIC	SE	95% CI	P Value
Linear Regression Predicting Moxifloxacin MIC (n = 480)
Fluoroquinolone use at presentation	2.01	1.21	1.39–2.91	<.001
Linear Regression Predicting Moxifloxacin MIC, Controlling for Organism (n = 480)
Fluoroquinolone use at presentation	1.38	0.19	0.08–0.84	.02
Linear Regression Predicting Moxifloxacin MIC by Fluoroquinolone Generation (n = 480)
Second-generation fluoroquinolone use	1.47	1.27	0.93–1.33	.10
Third-generation fluoroquinolone use	1.68	2.22	0.35–8.11	.51
Fourth-generation fluoroquinolone use	3.48	1.33	1.99–6.06	<.001

Abbreviation: MIC, minimum inhibitory concentration.