Table 1.

Minimal selective concentrations (MSC) of ciprofloxacin modelled for the different Zn²⁺ concentrations and metal contaminated water.

Medium	MSC	Lower 95% CI	Upper 95% CI
0.0 mM Zn2+	0.0041 ± 0.0005 μg/mL	0.0030 μg/mL	0.0051 μg/mL
0.5 mM Zn2+	0.0113 ± 0.0013 μg/mL	0.0087 μg/mL	0.0139 μg/mL
1.0 mM Zn2+	0.0215 ± 0.0014 μg/mL	0.0188 μg/mL	0.0242 μg/mL
Metal contaminated water	0.0049 ± 0.0006 μg/mL	0.0037 μg/mL	0.0062 μg/mL