en عمومى General پژوهشي Research <p dir="ltr" style="text-align: justify;"><strong>Background:</strong> Today&rsquo;s nursing graduates value ability to creatively solve problems and make&nbsp;decisions, as these skills assist hem with recognizing and evaluating situations that require&nbsp;prompt attention. This study aimed to determine and compare nursing student&rsquo;s perceived levels&nbsp;of own problem solving skills in various years of their 4-year program.<br> <strong>Methods:</strong> This is a cross-sectional study. All undergaraduate nursing students (350) included in&nbsp;this study. A total of 322 undergraduate nursing students participated in this study. The study&nbsp;setting was Nursing School of Iran University of Medical Sciences, Tehran, Iran. The problem&nbsp;solving inventory (PSI), a widely used measure to assess one&rsquo;s perceived ability, was used&nbsp;for data collection. Low scores indicated the strong judgment ability and high scores a weak&nbsp;judgment ability. Students involved in the study signed the informed consent forms.<br> <strong>Results:</strong> Findings showed that the mean score of total problem solving skill was 89.52&plusmn;21.58.&nbsp;The mean score of this skill in fourth year students (84.18&plusmn;27.47) was less than other students&nbsp;i.e. the fourth year (senior) students judged their own problem solving abilities stronger than&nbsp;other students.<br> <strong>Conclusion:</strong> Educating should help students reach the high levels of problem solving skills by&nbsp;allowing them to acquire and practice these abilities in the field. Nursing students with advanced&nbsp;problem solving skills are essential for this changing society.</p> Problem solving, Nursing student, Decision making 145 150 http://jccnc.iums.ac.ir/browse.php?a_code=A-10-128-1&slc_lang=en&sid=1 Zeinab Moshirabadi 10031947532846002862 10031947532846002862 No Department of Nursing, School of Nursing and Midwifery, Iran University of Medical Sciences, Tehran, Iran. Naiemeh Seyedfatemi nseyedfatemi@yahoo.com 10031947532846002863 10031947532846002863 Yes Nursing Care Research Center, School of Nursing and Midwifery, Iran University of Medical Sciences, Tehran, Iran. Leili Borimnejad 10031947532846002864 10031947532846002864 No Department of Nursing, School of Nursing and Midwifery, Iran University of Medical Sciences, Tehran, Iran. Hamid Haghani 10031947532846002865 10031947532846002865 No Department of Statistics, School of Health Management and Information Sciences, Iran University of Medical Sciences, Tehran, Iran.