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. Author manuscript; available in PMC: 2015 Sep 25.
Published in final edited form as: Heart Lung. 2012 Jul 6;41(6):546–552. doi: 10.1016/j.hrtlng.2012.06.003

Table 1.

Proposed criteria for successful weaning from prolonged mechanical ventilation according to the National Association for Medical Direction of Respiratory Care Guidelines for the Management of Patients Requiring Prolonged Mechanical Ventilation

A. Time without
ventilator support:		 B. Freedom from
ventilator support at:
1. 48 h 1. Time of discharge
2. 7 d (or only requiring ≤6 h of nocturnal supporta) 2. 6 mo postdischarge
3. 14 d 3. 1 y postdischarge
a

Recommended by the NAMDRC as criteria for weaning success. Our definition of weaning success incorporated A.1 and A.2.