Table 1.

Characteristics of the sample. Age, BMI z-score and sleep parameters.

	Non-OSA	OSA	Total	p
	N=25	N=19	N=44
Age (years)	7.6±2.4	7.6±2.6	7.6±2.5	0.95
BMI z-score	2.43±0.44	2.57±0.46	2.49±0.45	0.85
OAI (events/h)	0.1±0.2	12.2±13.9	5.5±11.0	p<0.001*
Arousals (events/h)	6.0±2.9	11.5±7.8	8.6±6.3	0.005*
REM sleep (%)	17.7±7.8	21.2±3.0	19.3±6.3	0.003*
Min SpO2 (%)	93.9±1.9	83.3±7.0	89.1±7.2	p<0.001*

OSA=group with obstructive sleep apnea; Non-OSA=group without obstructive sleep apnea; OAI=obstructive apnea index; min SpO2=minimum oxygen saturation,

^*p=statistical value (p<0.05)