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Number of cycles necessary to reach a stable VT after reconnection. Bars represent mean values; whiskers represent the 95% confidence interval. (a) Volume-controlled setting (VC-CMV) with VT 500 mL; (b) VC-CMV with VT 1000 mL; (c) volume-assisted/controlled setting (VC-CMV) with VT 500 mL and mouthpiece-dedicated mode when available.
