Objectives and methods
A summary of all the studies is shown in Table 3. To inform
the analysis, the framework proposed by (Brink & Van der
Walt 2006, pp. 51–53) was used to aid the critical review of
the literature by focusing on the designs and analytical
methods of the published papers to be compared. All the
papers were critiqued based on a framework that considered
five elements:
1 Identifying the research question
2 Structuring the study
3 Sampling
4 Gathering the data
5 Analysing the data.
It was noted at the outset that only two of the published
studies commented on the impact of nursing, reporting on the
care provided