Optimized Synthesis of Magnesium Oxide Nanoparticles as Bactericidal Agents

Table 5

Predicted the optimal conditions for producing MgO nanoparticles with the greatest antibacterial activity.

Factors	Gram-positive bacteria (Staphylococcus aureus)		Gram-negative bacteria (Escherichia coli)
	Level	Contribution	Level	Contribution
Mg (NO3)2	3	0.716	3	0.56
NaOH	3	0.363	3	0.58
Stirring time	3	0.239	3	0.41
Total contribution from all factors		1.32		1.55
Current grand average of performance		4.71		5.13
Bacterial survival at optimum condition		3.39		3.58