Table 1

Patient demographics

PatientSMA classificationAge at diagnosis (months)SexAge at respiratory presentationSupplementary feeding commenced (months)Bulbar problems from birthNormal intellectBaseline mean SpO2 (%)Baseline mean TcCO2 (kPa)Peak TcCO2 (kPa)Respiratory support during sleep study
ASMA type I4Female10 Months10NY8956CPAP
BBorderline type I/II18Male24 Months16NY9757CPAP
CSMA type I3Male4 Months5NY88714SV
DSMA type I3Female6 MonthsNot commencedNY9755SV
ESMA type I7Male10 Months11NY958142L NS
FSMA type I5Male18 Months46NY9756SV
GSMA type I14Male14 Months26NY9766NIPPV
HSMA type I3Male4 Months4NY9668SV
ISMA type I7Male18 Months28NY9455SV
JBorderline type I/II14Male19 Months93NY9767SV
KSMA type I5Male6 Months6.5NY9467NIPPV
LSMA type I10Female12 Months19NY9956SV
MSMA type I5Female11 Months13NY9856SV
  • CPAP, continuous positive airways pressure; N, no; NIPPV, non-invasive positive pressure ventilation; NS, nasal specs; SMA, spinal muscular atrophy; SpO2, oxygen saturation; SV, self-ventilating on room air; TcCO2, transcutaneous carbon dioxide saturation; Y, yes.