| Yadav et al.77 | 2017 | More documentation errors overall |
| Improved physical finding documentation |
| Akenroye et al.117 | 2017 | No effect on hypertension or obesity rates |
| Haidar et al.88 | 2017 | Reduced physician productivity in outpatients |
| Riahi et al.100 | 2017 | Overall significant cost savings due to reduced medication errors, better implementation of clinical practice guidelines, improved infection prevention and cost-effective diagnostic testing. |
| McDowell et al.89 | 2017 | Operating theatres increase in patient turnaround time of around 20% post-implementation, which returned to baseline by 6 months |
| Caryon et al.107 | 2017 | Reduced ITU medication errors |
| Rupp et al.86 | 2017 | Emergency department, sustained increase in length of patient stay until around 1 year later. |
| Dean et al.96 | 2016 | Improved quality of discharge summaries |
| Han et al.93 | 2016 | Reduced severe medication errors and ICU mortality |
| Finn et al.106 | 2016 | Improved detection of prescribing errors |
| Raval et al.105 | 2015 | Reduced clerical errors, work hours saved annually by EPR-based handovers. |
| Wormer et al.76 | 2015 | Significant increase (approximate doubling) in average time spent by junior staff documenting in the first 6 months post-EPR implementation, which improves over time but remains greater than baseline |
| Singh et al.87 | 2015 | No effect on efficiency |
| Flatow et al.92 | 2015 | Reduced ICU mortality |
| Ward et al.82 | 2014 | Transient increased length of stay until 8 weeks |
| Increased laboratory testing and imaging |
| Ward et al.83 | 2014 | No effect on emergency room length of stay |
| Reddy et al.84 | 2014 | No effect on outpatient volume |
| Patterson et al.85 | 2014 | No effect on readmission rates (cardiac) |
| Hye et al.116 | 2014 | Increase in aortic aneurysm screening rates |
| Gascon et al.104 | 2013 | Laboratory medicine, reduced errors, improved turnaround times, integration into record |
| McGuire et al.113 | 2013 | Improved ability to provide care more safely. |
| Wang et al.114 | 2013 | Increased appropriate antithrombotic therapy, blood pressure control, HbA1c testing and smoking cessation intervention. |
| Reed et al.115 | 2013 | Reduced emergency visits in patients with diabetes mellitus |
| Gascon et al.104 | 2013 | Improved laboratory processes (better patient identification, less labelling or requesting errors and shorter response times) |
| Kritz et al.108 | 2012 | Improved annual assessment performance |
| Spellman et al.81 | 2012 | Transient increased emergency department length of stay and time to see doctor, resolved by 3 months |
| Herrin et al.112 | 2012 | Patients with diabetes more likely to receive optimal care |
| Cook et al.103 | 2011 | Increased antimicrobial recommendations |
| Reduced antibiomtic use |
| Reduced nosocomial infections. |
| Albuquerque et al.95 | 2011 | Reduced physician calls to treatment units |
| Harshberger et al.109 | 2011 | Improved quality of data collection |
| Gunnigberg et al.110,111 | 2008, 2009 | Post-EPR improvement in recording of pressure ulcers. |
| Verwey et al.79 | 2008 | No time efficiency savings |
| Grieger et al.97 | 2007 | Improved billing accuracy and cost recovery |
| Rosenbloom et al.94 | 2006 | Improved documentation of weight and height (growth charts) |
| Evans et al.98 | 2006 | 5% productivity increases per annum |
| Pizziferri et al.78 | 2005 | No difference in overall time per patient in clinic |
| Keshavgee et al.75 | 2001 | Increased clinician time required for documentation |
| Returns to baseline by 18 months post-go-live |