Najood Ghazi Azar

Highlights • Qualitative designs are pivotal for advancing the science of pediatric nursing. • Designs for qualitative research are chosen based on the study's objectives and the nature of the phenomenon under investigation. • Participant characteristics, ethical considerations, and feasibility also play crucial roles in the selection of research methods.

Highlights • Quantitative methods are pivotal for advancing the science of Pediatric Nursing. • Designs are selected based on the research question, ethics, and feasibility. • Randomized controlled trials are the gold standard for testing interventions. • Quasi-experiments are optimal for evaluating interventions under natural conditions. • Non-experimental designs are invaluable for generalizing findings to the real world.