Case Reports in Pediatrics / 2012 / Article / Tab 1

Case Report

Life-Threatening Obstructive Sleep Apnea Caused by Adenoid Hypertrophy in an Infant with Noonan Syndrome

Table 1

Diurnal and nocturnal gases exchanges and sleep actigraphy before and 2 months after adenoidectomy.

Before surgeryAfter surgery

Diurnal gas exchange
 PaO2 (mmHg)5776
 PaCO2 (mmHg)5341

Nocturnal gas exchange
 Clinical conditionO2 1 L min−1Ambient air
 Minimal SpO2 (%)7977
 Mean SpO2 (%)9897
 % time spent with SpO2 <90% (%)12
 Maximal PtcCO2 (mmHg)7947
 Mean PtcCO2 (mmHg)5938
 % time spent with
 PtcCO2 >50 mmHg (%)

 Sleep Efficiency (%)5990
 MFI (%)8328

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