Table 2.

Outcome measures – insomnia symptoms, subjective sleepiness, objective sleepiness, hyperactive behavior, executive dysfunction, inattention, and diagnosis of Attention-Deficit/Hyperactivity Disorder – before and after adenotonsillectomy.

	Pre-Adenotonsillectomy		Post-Adenotonsillectomy		P *
	N	No. Positive (%), Median [Q1, Q3], or Mean ± SD	N	No. Positive (%), Median [Q1, Q3], or Mean ± SD
Insomnia Scale (one or more of 3 symptoms)	144	73 (51%)	137	34 (25%)	<.0001 c
Sleepiness Scale (Proportion with one or more of 4 symptoms)	144	117 (81%)	137	53 (39%)	<.0001 c
Mean Sleep Latency on Multiple Sleep Latency Test (min)	144	25.7 [22.2, 29.5]	137	26.5 [23.8, 29.9]	.022 b
Behavioral Hyperactivity Index (BHI)	137	55.0 [48.0, 66.5]	135	50.0 [46.0, 59.5]	<.0001 b
NEPSY Cognitive Index (CI)	137	101.4 ± 13.0	135	109.9 ± 12.1	<.0001 a
Continuous Performance Test	124	56.6 ± 8.6	112	55.5 ± 9.2	.12 a
Attention-Deficit/Hyperactivity Disorder (Proportion with diagnosis)	144	58 (40%)	137	31 (23%)	<.0001 c

^*for change after adenotonsillectomy, among those subjects who had follow-up assessments

^apaired T test

^bWilcoxon signed rank test

^cMcNemar’s Test