“…In total 1194 doctorally prepared nurses were included in the studies; 1077 (90.2%) of them were from the United States. Although not all studies reported the gender, in the eight studies that did, 91.6% of the sample was female (Bruner et al, 2016;Jacelon et al, 2003;Loerzel et al, 2021;Orton et al, 2019;Reid Ponte et al, 2015;van Dongen et al, 2021;Viveiros et al, 2021;Wilson et al, 2017). Sixteen studies reported the type of doctorate and of the 665 participants in these studies, 84.8% had PhD degrees, 14.7% had DNP degrees and 0.5% included nurses with other types of doctoral degrees such as a doctorate in education (Ali Zeilani et al, 2011;Al-Nawafleh et al, 2013;Aquino et al, 2018;Berman, 2015;Bice et al, 2019;de Lange et al, 2019;Ellenbecker et al, 2017;Hampshaw et al, 2022;Jacelon et al, 2003;Loerzel et al, 2021;Orton et al, 2019;Reid Ponte et al, 2015;Sebach & Chunta, 2018;Smeltzer et al, 2014;van Dongen et al, 2021;Viveiros et al, 2021).…”