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Fig. 2 | BMC Infectious Diseases

Fig. 2

From: Convalescent or standard plasma versus standard of care in the treatment of COVID-19 patients with respiratory impairment: short and long-term effects. A three-arm randomized controlled clinical trial

Fig. 2

Cumulative incidence of death (A) and mechanical ventilation or death (B) by treatment arm. *Risk ratio of 30-day mortality, stratified by severity of respiratory impairment. **Risk ratio of 30-day mechanical ventilation or death, stratified by severity of respiratory impairment

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BMC Infectious Diseases

ISSN: 1471-2334

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