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| Operational metrics | Waiting room time (time between patient check-in and transport to preprocedure room) |
preprocedure room time (time between patient entering preprocedure room and transport to procedure room)
(i) Preprocedure nursing time (placing IV, completing paperwork, vitals, and assessment)
(ii) Preprocedure physician time (history and physical, obtaining consent, and paperwork) |
Procedure room time (time between patient entering procedure room and patient transported out of procedure room)
(i) Procedure duration (time of insertion of endoscope to its removal)
(ii) Procedure room nursing time (paperwork)
(iii) Physician postprocedure time (paperwork, generating endoscopy report) |
| Sedation time (time of initial dose of sedating medication to beginning of procedure) |
Recovery room time (time between patient returning to recovery room and discharged from endoscopy center)
(i) Patient recovery time (the time when patient arrives in recovery room to receiving discharge instructions)
(ii) Discharge instruction time (the time when patient receives discharge instructions to when patient leaves the recovery room) |
| Procedure room turnover time (the time when patient is transported to recovery room and procedure room is ready to accept the next patient) |
| Total duration of patient in endoscopy center (the time when patient checks in and when patient is discharged) |
| Total facility time (time when first patient checks-in to when last patient is discharged) |
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| Productivity metrics | Number of procedures/hour |
| Number of patients/physician/day |
| Number of patients/procedure room/day |
Procedure volume
(i) Annual procedure volume = number of endoscopic procedures performed in 1 year
(ii) Procedure waiting time = mean waiting time for all patients undergoing an endoscopic procedure in 1 year (in weeks)
(iii) Annual procedure demand = (annual procedure volume) + (annual procedure volume × (procedure waiting time/52)) |
| Number of cancellations/day (or month) |
| Physician utilization (proportion of the time when physician is engaged in procedure and completing procedure related paperwork) |
| Nursing utilization (proportion of the time when nurse is engaged in procedure and completing procedure related paperwork) |
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| Personnel/staff metrics | Number of physicians assigned to an endoscopy room/center |
| Number of nurses assigned to an endoscopy room/center |
| Number of nurses assigned to a preprocedure room/recovery room |
| Number of endoscope reprocessor(s) assigned to an endoscopy center |
| Number of ancillary staff assigned to an endoscopy center |
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| Facility metrics | Size of endoscopy room |
| Number of endoscope reprocessing rooms |
| Number of beds/preprocedure room/endoscopy room |
| Number of beds/recovery room/endoscopy room |
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| Equipment metrics | Number of colonoscopes/endoscopy room |
| Number of upper endoscopes/endoscopy room |
| Number of pieces of advanced endoscopic equipment/endoscopy center |
| Time required to reprocess 1 endoscope |
| Number of automatic reprocessing machines/endoscopy room |
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| Patient satisfaction metrics | Length of time from scheduling of endoscopic procedure to day of procedure |
| On-time start of performing an endoscopic procedure |
| Number of patient no-shows/day (or month) |
| Patient satisfaction surveys (i.e., Press Ganey) |
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