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Table 9 Root causes of patient flow challenges and their outcomes across the healthcare system

From: Patient flow in emergency departments: a comprehensive umbrella review of solutions and challenges across the health system

Category

Subcategory

Outcomes of challenges No

Population

Patients & Providers)

Demand fluctuations (changes such as seasonal increases in demand, and unanticipated events [56]

4,5

Patient's characteristics/Patient-related factors (extremes of age, critically ill, social determinants of health and …) [39, 55, 75, 76]

1,3,5,7,9,10,11,16

Acuity mix of the patients in the ED [15, 36, 55, 61, 68, 72, 73]

1, 3, 4, 5,7,8,9,10,11,12

Rising demand for ED visits and hospitalisation due to aging population [15, 32, 66, 72, 74]

2, 5,11

Increase of the poor population with consequent difficulty to face health costs [72]

5,11

Mismanagement of treatable diseases at home [72]

5,11

Language differences [57]

5

High ED staff stress level and burnout [57, 66, 76]

9,13

Excessive workloads [39, 75]

4,5,6,13,15

High staff turnover [39]

13

Lack of awareness of systems and processes particularly among temporary staff [76]

5,8

Insufficient training of professionals practicing in the ED [56, 66, 76]

5

Capacity

Limited bed availability [13, 27, 34, 72, 73, 75, 76, 79]

4,5,6,7,8,9,11,12,16

Physical or architectural limitations in the ED [7, 72]

11

Mismatch between capacity and demand [29, 73]

4,5,7,8,12

High number of patients in the waiting room [39, 75]

5,7,8,12,13,15

High percentage of beds occupied by boarders [39]

7,13,15

Occupancy rate of the ED and hospital [39, 55]

1, 3,7,9,10,13,15

Rising burden of chronic disease [15, 72]

11,15

Inappropriate ED utilisation/visits [39, 69, 70, 75, 76]

6,9,13,15

Rising readmissions [75]

4,5,6,9,15

Shortage of hospital discharge rooms [72]

5,11

Limited human resources/Health care understaffing [7, 15, 27, 39, 55, 58, 72, 73, 75, 76]

1, 3, 5,7,8, 9,10,11,12

Unavailability of Healthcare Assistants [76]

8

EMS traffic/volume [68]

4,5,6

Lack of social services to facilitate difficult patients’ discharge

5,8,11

Number of admissions [38, 56, 70]

1,3, 4,7,9,10,13,15

Reduced health funding [72]

5

Increased inpatient length of stay (IPLOS) [15]

5,6,11

Limited access to diagnostic services in community [15]

5,8

The high daily census of inpatient critical care and cardiac telemetry units [15]

7

Insufficient availability of beds in community-based care settings [76]

2,4,5

Time and day variations in patient flow[55]

1, 3, 7, 9, 10

Process

Challenges with diverting low acuity patients from ambulances to alternative care sites [55, 72, 73]

5,7,8,12

Insufficient communication and poor collaboration between teams [29]

6,15

Limited primary care access [15, 39, 72]

5,11,14

Failure to identify available beds and fragmented bed management process [29, 72]

5,11

Exit block, delayed discharge, and delayed disposition decisions [15, 29, 34, 39, 72, 75]

5,6,7,8,9,11,15,16

Boarding time [39, 75]

5,7,9,15

Demand for diagnostic tests and imaging studies/delays in receiving test results [15, 39, 55, 75]

1, 3,5,7,8, 9,10,11,13,15

Inadequate integration of ED facilities with imaging and diagnostic departments, on-call specialists, and extended medical services [58, 72, 75]

7,8,5,11

Lack of health care network integration [27]

6,15

Ineffective transitions of care/Referral patterns [55]

3, 7, 9, 10

Prolonged trainee assessment and review time/presence of junior medical staff in ED [15, 31, 76]

4,5

Collaboration lack between health personnel [72]

5,8,11

The reluctance of hospital staff to admit patients from ED [75]

5,7,11,15

Inability of staff to adhere to guideline-recommended treatment [15]

5

Difficulties and issues encountered during the triage process [27, 60, 72]

5,7,8,12

Difficulties in accessing urgent healthcare service [72]

5,8,11

Ineffectiveness of Interventions targeting frequent ED users [72]

5,11

Limitations on nurses' authority to initiate certain treatments [33]

8

Low effectiveness of basic care services [27]

5,6

Lack of seasonal disease prophylaxis [72]

5,11

System complexity" or "complexity of public hospitals [29]

15

Variations in local emergency medicine/Differences in emergency practice [36]

7,4

Wrong diagnosis [75]

5,7,9,11,16

Lack of Integration between EDs and Inpatient Services [13]

4, 6

Consultation delays [15, 31, 39, 72, 75]

5,8,11,13,15

  1. Outcomes of barriers/challenges No:
  2. 1. Adverse outcomes upon leaving the ED
  3. 2. Increased LOS for older adults
  4. 3. Public relations risk for healthcare systems
  5. 4. Hospital overcapacity
  6. 5. ED Crowding
  7. 6. Access block or nonflow
  8. 7. Prolonged ED-LOS
  9. 8. Extended waiting time, Delayed progression of care
  10. 9. Significant financial risk for healthcare systems/increased costs of healthcare
  11. 10. Significant medicolegal risk for healthcare systems
  12. 11. Patient dissatisfaction
  13. 12. LWBS: Patients left without being seen
  14. 13. Decreased ED quality of care (QoC)
  15. 14. Increase in mental health and addiction presentations
  16. 15. Poor patient throughput
  17. 16. Increase in adverse effects and deaths