Does staff staffing practices and approriate nurse patient ratios improve patient outcomes?

Paper is an evidence based practice paper on safe staffing practices and proper nurse patient ratios leading to improved patient outcomes. It has to be 3 -5 pages excluding a reference page in all in APA format. The body of the paper has to include a running head, intro, significance of problem, literature review , best practice evidence ,conclusion/summary which includes how the evidence will impact practice . it is to be double spaced in times new roman in size 12 font. References are attached in which have to be used but you may also use additional scholarly resources as long as they are cited.