The purpose of this paper is to review selected research studies that have focused on evaluating the effectiveness of CS in nursing. Available evidence about CS outcomes and effects has been accessed and analysed. The main purpose in presenting the review is to provide empirical evidence about CS, especially to inform those nurses who are considering its adoption or contemplating its continuation. As CS requires both fiscal and human resources to be sustained, evidence from the review can be used to offset uncritical adoption of CS or unrealistic expectations of its effects.