International economic projections have improved over the past months, but faster and more effective vaccine deployment is critical for getting key sectors back to prepandemic levels, the Organization for Economic Cooperation and Development (OECD) said in its latest update.In other developments, some hot spot countries reported rising hospitalization and intensive care unit (ICU) levels, even as more countries are receiving shipments though the COVAX initiative.Rollout uneven, but momentum buildsThe OECD, an economic group of 37 developed countries, now projects that global growth in gross domestic product will be 5.6% this year, reflecting an upward revision of more than 1 percentage point from its December 2020 forecast.