Kaltenbrunner20) 2019 Sweden |
To describe Lean maturity in primary care and to determine the extent to which Lean maturity is associated with quality of care. |
Descriptive, correlational, and mixed methods n=298 employees |
Institutional Professional |
Lean maturity varied between and within units. The highest level of maturity was found for “adhering to routines” and the lowest for “having a change agent in the unit”. Maturity was positively associated with satisfaction with care and adherence to the national guidelines to improve the quality of health care |
VI |
Fournier21) 2018 Canada |
To study the factors that influence the involvement of physicians in Lean change initiatives in public health organizations |
Inductive method n=18 physicians |
Professional |
Younger, less experienced physicians were more likely to commit to the Lean initiative, in addition to the previous level of training and positive experience with the method |
VI |
Gupta22 2018 India |
To discuss the implementation of the Lean methodology to reduce the response time of a clinical laboratory in a specialized hospital |
Experimental method n=215 samples |
Institutional |
The results showed waste elimination, cost reduction, higher productivity and return on investments after the implementation of Lean
|
IV |
Boronat23) 2018 Spain |
To describe the application of the Lean methodology as a method to continuously improve the efficiency of an urology department in a tertiary-level hospital |
Cross-sectional study Not specified. |
Institutional Professional |
The Lean methodology can be effectively applied to improve efficiency, obtaining significant and continuous improvements in all its indicators, as well as professional satisfaction. |
VI |
Costa24 2017 Brazil |
To assess how five sectors of two Brazilian hospitals have implemented Lean health concepts in their operations |
Case study n=Sectors A (CME and pharmacy) and B (chemotherapy, operating room, and radiotherapy) |
Institutional |
The results evidenced the improvement of the financial aspects, in the reduction of the delivery time, in the increase of the capacity, and in productivity |
VI |
Poksinska25 2017 Sweden |
To investigate how primary care centers define and improve patient value and satisfaction using Lean
|
Mixed method Case Study/Survey Qualitative phase: n=15 professionals Quantitative phase 23 control groups and 23 intervention groups |
Patient |
Did not show significant results in patient satisfaction |
VI |
Mutingi26 2017 South Africa |
To assess the impact of adopting Lean tools in the medical laboratory services in Namibia |
Descriptive, cross-sectional study and mixed method n=72 laboratories |
Institutional Professional Patient |
The application of Lean tools had a positive impact, and management support plays an important role in success. The quality improvement had an impact in more than 85% of the laboratories. Lean tools have improved quality operational performance, reduced response times, improved employee motivation, and reduced costs |
VI |
Hassanain11 2017 Saudi Arabia |
To assess whether an intervention using Lean principles in hospitals across Saudi Arabia would impact on the performance metrics in the operating room: use of the room, medical file opening for the first cases, turnover times, overrun cases, and weekly procedure volumes |
Quasi-experimental design n=12 Hospitals |
Institutional |
Statistically significant improvements in the beginning of the first surgery time, room turnover times, and percentage of overrun cases. No significant statistical difference was detected in the use of the operating room or mean volumes of weekly procedures |
VI |
Van Rossum27 2016 Netherlands |
To enhance scientific knowledge about factors that close the implementation gap and make the transition from the “Lean toolbox” to a real transformation into Lean Healthcare in the operating room |
Cross-sectional study n=103 participants |
Institutional Professional |
The correlation and regression analyses showed positive relationships between transformational leadership and team leadership styles and the implementation of Lean. The results also indicated a strong relationship between workforce flexibility and the implementation of Lean Healthcare
|
VI |
Trzeciak28 2016 USA |
To test the hypothesis that a Lean Six Sigma approach to process improvement could reduce the length of hospital stay and the costs associated with caring for patients with prolonged mechanical ventilation |
Cohort study n=259 patients (31 pre-intervention; 128 post-intervention) |
Institutional |
The intervention resulted in a 24% reduction in the hospital stay (29 days/22 days, p <0.001) and in a 27% reduction in the direct hospital cost per case (US$ 66,335/US$ 48,370, p <0.001) |
IV |
Eiro29 2015 Brazil |
To compare the application of the Total Quality models used in health service processes, the cases of Lean Healthcare in the literature and of another institution that has already applied this model |
Qualitative and descriptive, case study n=Two health institutions: A (private diagnostic medicine company); B (private cancer hospital) |
Institutional |
The Lean model was better systematically appropriated by the people who work and generate flow leading to greater adherence. |
VI |
Kane30 2015 USA |
Not specified |
Not specified Not specified |
Institutional Patient |
The implementation of Lean in the emergency department significantly reduced patient waiting times and length of stay, while improving satisfaction. This was achieved over a two-year period with a 7% growth in volume, without increasing the size or resources of the department. |
*Not classified |
Holden31 2015 Sweden |
To address how the perceptions of health care workers varied according to the contexts in three Swedish hospitals. |
Mixed Method n=236 participants |
|
The perceptions vary according to the hospital context, to the complexity of the sector, and to the professional role, with nurses being the category with a more favorable perception than physicians. |
VI |
Kanamori32 2015 Africa |
To assess how the 5S management method creates changes in the workplace, process, and results of the health services, and how it can be applied in a low-resource setting, based on data from a pilot intervention of the 5S program implemented in a health system |
Qualitative n=21 participants |
Institutional Professional |
The pilot intervention of the 5S management method generated changes in the quality of the services and in the attitude and behavior of the employees and patients in a health facility with few resources. |
VI |
Dávila33 2015 Spain |
To evaluate cost reduction and increased time devoted to the patient, using the Lean Healthcare methodology. |
Descriptive study n=Three rehabilitation health services |
Institutional Professional |
It was possible to standardize the processes and eliminate waste, reducing costs and increasing the value of the patient. The costs with stored materials decreased by 43%, the cost per patient treated by 19%, and the time dedicated to treating patients increased by 7% |
VI |
Drotz34 2014 Sweden |
To contribute to an understanding of the new roles, responsibilities, and job characteristics of employees in Lean Healthcare
|
Case study n=24 participants |
Professional |
The implementation of Lean had a great influence on the roles, responsibilities, and characteristics of the employees' work, the focus was shifted from the professionals to the process of improvement and teamwork |
VI |
Ponanake35 2014 Thailand |
To study the trajectory relationships between a Lean health system, the Six Sigma practice and the internal quality management of the core competence of Thai private hospitals as a health care center of the Association of Southeast Asian Nations |
Quantitative n=312 participants |
Institutional |
The Lean health system and Six Sigma practices indirectly influence, through internal quality management, the core competence of a hospital to be a health care center. Six Sigma practices and internal quality management directly influence the same competence |
VI |
Wood36 2014 Canada |
To examine three hospitals that have implemented Lean in the emergency department |
Longitudinal study n=Three hospitals |
Institutional Professional |
They concluded that, although the presence of strong and persistent leadership can have favorable results in short-term performance, these improvements are not sustainable. To have a long-term impact, the professionals need to engage all the stakeholders in the health care system and create a culture that is continuously focused on improving the patient experience. |
IV |