“…Despite these efforts, clear evidence-based guidelines on staffing levels are lacking, particularly in regard to skill mix (Brennan, Daly, & Jones, 2013;Sharma, Hastings, Suter, & Bloom, 2016). A recent systematic review (Myers, Pugh, & Twigg, 2018) that examined the importance of nurse skill mix on patient outcomes focussed specifically on stand-alone high acuity areas, meaning that findings from this review may not be easily transferrable to other care settings. The only other systematic review on skill mix and patient outcomes (Lankshear, Sheldon, & Maynard, 2005) examined articles published up to 2004 and highlighted the relationship between nurse staffing factors (Registered Nurse staffing levels and proportion of RNs in the skill mix) and patient outcomes.…”