Quantitative research in nursing mainly deals with causal or correlational relationship between variables through testing hypotheses.
See more from CREDO Encyclopedia of Nursing Research (Must be on campus or have a COM account to view).
Finding quantitative articles can be difficult, but CINHAL has multiple ways that you can apply to get the articles you need. It's really all about your limit options.
Extracted from The effectiveness of an exercise intervention in reducing the severity of postpartum depression: A randomized controlled trial (Must be on campus or have a COM account to view the entire article).