['To investigate the perceived total quality management (TQM) performance of their department by clinical nutrition managers and dietitians, and foodservice managers and supervisors, in hospital food and nutrition service departments.', 'Using a 2-part questionnaire containing items about 3 constructs of TQM performance and demographic characteristics, participants rated their perceptions of TQM performance.', 'Employees in 7 Council of Teaching Hospitals. Of the 128 possible respondents, 73 (57%) completed the study.', 'Correlation analysis to identify relationships between demographic characteristics and TQM performance. Analysis of variance to investigate statistical differences among hospitals and between subject groups and types of employment positions.', 'Three TQM constructs--organization, information, and quality management--were evaluated. The clinical nutrition manager and dietitian group had mean ratings between 3.1 and 4.7 (5-point Likert scale); the foodservice manager and supervisor group had mean ratings from 2.7 to 4.0. Education level was significantly correlated (r = 0.44) to performance of employee training in the clinical nutrition group. The number of employees directly supervised was negatively correlated (r = -0.21) to the performance of employee training in the foodservice group.'] Do clinical nutrition and foodservice personnel in teaching hospitals have different perceptions of total quality management performance?