Development and cross-validation of a new instrument to measure nurse's positive energy of retention: A methodological study.

The study addressed the personal intrinsic factors, which are very important for nurses' retention. The NPER instrument consisted of three subscales is a reliable and psychometrically valid new instrument. Managers could apply the NPER instrument to recruit nurses possessing the attributes of positive energy of retention. Furthermore, researchers could use the rigorous process provided in the study to establish a new instrument.