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Flow metrics (CFD) templates

CFD — Hospital Bed Flow

Twelve days of emergency admissions from decision-to-admit to discharge: 3.3 days in the system at 18% flow efficiency, with the corridor wait and the delayed-discharge queue both growing daily.

Template previewFlow metrics (CFD)
Emergency admissions — decision to discharge05001,0001,500cumulative patientsDecision to admit growingFit for discharge growing2025-11-032025-11-042025-11-052025-11-062025-11-072025-11-082025-11-092025-11-102025-11-112025-11-122025-11-132025-11-14Decision to admit (queue)Bed allocated (queue)On wardFit for discharge (queue)DischargedWIP279 patientsarrivals − departuresTHROUGHPUT588 / week84 patients/dayCYCLE TIME ≈3.3 daysLittle's Law: WIP ÷ throughputLEAD TIME ≈3.3 daysall 279 patients in systemFLOW EFFICIENCY18%51 active · 228 waitingDELIVERY TREND→ 1%steady · 995 doneStageTypeWIP (patients)LimitTime (days)Decision to admitwaiting116—1.4Bed allocatedwaiting19—0.2On wardactive51—0.6Fit for dischargewaiting93—1.1Dischargeddone995——!Queue growth: Decision to admit widened for 11 straight periods (2025-11-03 → 2025-11-14, +110 patients)!Queue growth: Fit for discharge widened for 11 straight periods (2025-11-03 → 2025-11-14, +88 patients)!Arrivals outran deliveries by 212 patients across the window

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title "Emergency admissions — decision to discharge"
unit patients
stages: Decision to admit*, Bed allocated*, On ward, Fit for discharge*, Discharged

// Only the ward stay is treatment; the corridor wait, the porter wait and
// the delayed-discharge wait are all marked as queues, which is why flow
// efficiency lands so low even though ward capacity is holding steady.
2025-11-03 |  138,  132,  120,   76,   71
2025-11-04 |  231,  220,  206,  160,  152
2025-11-05 |  319,  302,  291,  248,  236
2025-11-06 |  425,  401,  386,  339,  322
2025-11-07 |  522,  490,  477,  432,  409
2025-11-08 |  628,  587,  571,  523,  493
2025-11-09 |  719,  668,  656,  612,  574
2025-11-10 |  833,  771,  754,  705,  658
2025-11-11 |  935,  861,  847,  801,  744
2025-11-12 | 1051,  964,  946,  896,  828
2025-11-13 | 1151, 1050, 1037,  992,  912
2025-11-14 | 1274, 1158, 1139, 1088,  995