Profit Margins Using Mean Flow Rates, by Hospital Ward, Rwanda
| Department | Share of Patients Requiring Oxygen, % | Share of Hours of Oxygen Use, % | Mean Flow Rates, Liters/Minute | Profitability/ Margins, % |
|---|---|---|---|---|
| Emergency | 14 | 9 | 10 | −44 |
| Surgery | 5 | 2 | 10 | −44 |
| Anesthesia | 13 | 2 | 10 | −44 |
| Theater | 9 | 1 | 10 | −44 |
| Internal medicine | 7 | 22 | 6 | −6 |
| Maternity | 14 | 1 | 6 | −6 |
| Outpatient department | 1 | 0 | 6 | −6 |
| Other | 1 | 0 | 6 | −6 |
| Pediatric | 12 | 17 | 2 | 181 |
| Neonatology | 24 | 47 | 1 | 462 |