A propositional model for head nurses' performance appraisal in university hospitals of Tehran

 further hospital success and productivity as well as improving social health status. The present study was conducted to evaluate head-nurses' and matrons' attitude towards the concept of "evaluating head-nurses' performance" and introducing a propositional model for this purpose .

nurses about the current and ideal head nurses' performance appraisal was evaluated. Data analysis was achieved by t-test, Kruskal Wallis and Mann Whitney U test, when appropriate .
 Results 

when compared with head nurses (p <0.002 ) . Totally, 97.1% of matrons and 95.1% of head nurses were agreed completely ( mean score of 4-5 from 5) with the necessity of introducing an ideal head nurses' performance appraisal model. Matrons (mean score of 4.81) and head nurses (mean score of 4.75) agreed with suggested features of the way to appraise head nurses. Finally, the propositional model for head nurses ' performance appraisal was introduced in 2 major categories of executive and educational-research management .

 agreement of sovereign ministry. Needless to say, appraise head nurses' performance correctly would promote nursing service quality .