摘要:Nursing leadership based on emotional intelligence is potential to improve nurse’s caring behavior in Indonesia. The purpose of this research was to find out the effectiveness of nursing leadership based on emotional intelligence of the head nurse and its effect to the caring behavior of the associate nurses. The study occupied quasi experimental design with control group time series in two of General Hospital with equal management system in Pekalongan Regency, Central Java, Indonesia. The nurses of hospital A declared that they were ready to have training while hospital B nurses were not thus they were treated as the control group. Proportional random sampling technique was used for the in-patients department nurses of both hospitals with 44 participants from each. The statistical analysis used general linear model of repeated ANOVA to find out the difference of caring behavior on the intervention group and the control group and to gain the difference caring behavior on each measurement as well as to know the effect of their age and length of working on associate nurse’s caring behavior. The result of this study showed the score of the associate nurse’s caring behavior on intervention group was higher than the control group with the P value = 0.020. The increase of the score of associate nurse’s caring behavior on intervention group was significant with the mean before and after the intervention were 135.5 and 142.1 respectively, with the P value = 0.003. There was significant effects of the nursing leadership based on the emotional intelligent with the associate nurse’s caring behavior. The nursing leadership based on emotional intelligent was effective to improve associate nurse’s caring behavior hence it is recommended to give the training for the implementation.