Authors: Li Bassi, G., Suen, J., Barnett, A. G., Corley, A., Millar, J., Fanning, J., Lye, I., Colombo, S., Wildi, K., Livingstone, S., Abbate, G., Hinton, S., Liquet, B., Shrapnel, S., Dalton, H., Fraser, J. F., On behalf of the COVID-19 Critical Care Consortium Investigators