Fig. 1From: Role of sedation for agitated patients undergoing noninvasive ventilation: clinical practice in a tertiary referral hospitalNumber of patients at each stage of analysis and method of administration sedative drugs. Patients were categorized into the non-DNI group and DNI group. NIV, noninvasive ventilation; DNI, do-not-intubate. *: 4 patients used sedation for pain and 2 for convulsionBack to article page