Patients under the age of 17 who were commenced and ceased NIV and CPAP by group diagnosis.

Non invasive ventilation (NIV), continuions positive airways pressure (CPAP). Cardiac surgery (post cardiac surgery requirement for ventilatory support); congenital syndrome includes Trisomy 21)The diagnostic breakdown of our NMD population included DMD 34% (n = 88); SMA 26% (n = 69); congenital muscular dystrophy (CMD) 15% (n = 38); congenital myopathy (CM) 11% (n = 11); congenital myasthenia syndrome (CMS) 4% (n = 11); hereditary sensory motor neuropathy (HSMN) 2% (n = 4); myotonic dystrophy 2% (n = 4); facioscapulohumeral muscular dystrophy (FSHD) 1% (n = 1)); autoimmune myasthenia gravis 1%, (n = 1) and other NMD 4% (n = 9). Patients under the age of 17 who were commenced and ceased NIV and CPAP by group diagnosis.