Table S4:
Model input parameters
| PSA Plant | |
|---|---|
| Electricity cost (Mean (SD)) | ₹ 9.59 (1.79)/kWh* |
| Diesel cost | ₹ 90/L† |
| HR costs | ₹ 36,000/month for three operators/day at ₹ 12,000 per month‡ |
| Oxygen NABL testing cost | ₹ 60,000/year (four tests costing ₹ 15,000 each) |
|
| |
| Jumbo Cylinder | |
|
| |
| Refilling rate contract (including transportation costs) (Mean (SD)) | ₹ 336.67 (52.12)/cylinder§ |
| HR costs | ₹ 36,000/month for three operators/day at ₹ 12,000 per month‡ |
|
| |
| LMO | |
|
| |
| Refilling rate contract (including transportation costs) (Mean (SD)) | ₹ 39.5 (11.26)/m3|| |
| HR costs | ₹ 36,000/month for three operators/day at ₹ 12,000 per month‡ |
*The cost of electricity may vary among states, and it also may vary between rural and urban areas. †The cost of retail diesel is subject to the crude price, which is a volatile index. It is subject to change on a daily basis. ‡The HR costs may vary marginally within a state. §The cost of cylinder refilling may vary among states, and it also may vary between districts based on the distance between the cylinder refiller and the hospital. The cylinder refilling costs also fluctuate based on the demand. ||The cost of LMO refilling may vary among states and it also may vary between districts based on the distance between the LMO manufacturer and the hospital. The costs may also fluctuate based on the demand. LMO tank rental and maintenance costs have not been included. PSA – Pressure Swing Adsorption; HR – Human Resource; NABL – National Accreditation Board for Testing and Calibration Laboratories; LMO – Liquid Medical Oxygen; SD – Standard deviation