Name

ahi_o0h3a

Label

Obstructive Apnea-Hypopnea Index (AHI) >= 3% - number of [obstructive apneas] and [hypopneas with >=3% oxygen desaturation or arousal] per hour of sleep

Calculation

ahi_o0h3a = 60 * (hremba3 + hroa3 + hnrba3 + hnroa3 + oarbp + oarop + oanbp + oanop) / slpprdp

Units

events per hour

Type

numeric

Tags

icsd

Visit Number vs Obstructive Apnea-Hypopnea Index (AHI) >= 3% - number of [obstructive apneas] and [hypopneas with >=3% oxygen desaturation or arousal] per hour of sleep

	N	Mean	StdDev	Median	Min	Max	Unknown	Total
Baseline	453	6.7	± 5.6	4.7	0.9	29.2	11	464
Follow-up	407	3.7	± 7.4	1.2	0.0	61.6	46	453

Treatment Arm vs Obstructive Apnea-Hypopnea Index (AHI) >= 3% - number of [obstructive apneas] and [hypopneas with >=3% oxygen desaturation or arousal] per hour of sleep

Baseline

	N	Mean	StdDev	Median	Min	Max	Unknown	Total
Total	453	6.7	± 5.6	4.7	0.9	29.2	-	453
Early adenotonsillectomy (eAT)	226	6.8	± 5.6	4.8	0.9	27.4	-	226
Watchful waiting (WWSC)	227	6.6	± 5.6	4.5	1.1	29.2	-	227

Treatment Arm vs Obstructive Apnea-Hypopnea Index (AHI) >= 3% - number of [obstructive apneas] and [hypopneas with >=3% oxygen desaturation or arousal] per hour of sleep

Follow-up

	N	Mean	StdDev	Median	Max	Unknown	Total
Total	407	3.7	± 7.4	1.2	61.6	46	453
Early adenotonsillectomy (eAT)	199	1.6	± 3.0	0.8	28.5	27	226
Watchful waiting (WWSC)	208	5.7	± 9.5	2.1	61.6	19	227

Age vs Obstructive Apnea-Hypopnea Index (AHI) >= 3% - number of [obstructive apneas] and [hypopneas with >=3% oxygen desaturation or arousal] per hour of sleep

Baseline

	N	Mean	StdDev	Median	Min	Max	Unknown	Total
Total	453	6.7	± 5.6	4.7	0.9	29.2	-	453
5-7 yrs old	329	6.5	± 5.4	4.5	0.9	29.2	-	329
8-10 yrs old	124	7.1	± 5.9	5.0	1.2	27.4	-	124

Age vs Obstructive Apnea-Hypopnea Index (AHI) >= 3% - number of [obstructive apneas] and [hypopneas with >=3% oxygen desaturation or arousal] per hour of sleep

Follow-up

	N	Mean	StdDev	Median	Max	Unknown	Total
Total	397	3.7	± 7.5	1.2	61.6	2	399
5-7 yrs old	260	3.8	± 8.3	1.1	61.6	2	262
8-10 yrs old	137	3.6	± 5.6	1.6	35.4	-	137

Gender vs Obstructive Apnea-Hypopnea Index (AHI) >= 3% - number of [obstructive apneas] and [hypopneas with >=3% oxygen desaturation or arousal] per hour of sleep

Baseline

	N	Mean	StdDev	Median	Min	Max	Unknown	Total
Total	453	6.7	± 5.6	4.7	0.9	29.2	-	453
Female	234	6.9	± 5.7	4.8	1.1	29.2	-	234
Male	219	6.4	± 5.5	4.5	0.9	26.0	-	219

Gender vs Obstructive Apnea-Hypopnea Index (AHI) >= 3% - number of [obstructive apneas] and [hypopneas with >=3% oxygen desaturation or arousal] per hour of sleep

Follow-up

	N	Mean	StdDev	Median	Max	Unknown	Total
Total	407	3.7	± 7.4	1.2	61.6	46	453
Female	209	3.9	± 8.2	1.2	61.6	25	234
Male	198	3.5	± 6.4	1.2	60.7	21	219

Race vs Obstructive Apnea-Hypopnea Index (AHI) >= 3% - number of [obstructive apneas] and [hypopneas with >=3% oxygen desaturation or arousal] per hour of sleep

Baseline

	N	Mean	StdDev	Median	Min	Max	Unknown	Total
Total	453	6.7	± 5.6	4.7	0.9	29.2	-	453
White	156	5.4	± 4.7	3.6	0.9	24.8	-	156
Black	249	7.3	± 5.8	5.5	1.1	29.2	-	249
Other	48	7.0	± 6.3	4.5	1.4	25.0	-	48

Race vs Obstructive Apnea-Hypopnea Index (AHI) >= 3% - number of [obstructive apneas] and [hypopneas with >=3% oxygen desaturation or arousal] per hour of sleep

Follow-up

	N	Mean	StdDev	Median	Min	Max	Unknown	Total
Total	407	3.7	± 7.4	1.2	0.0	61.6	46	453
White	147	3.1	± 7.6	1.0	0.0	60.7	9	156
Black	217	4.3	± 7.6	1.6	0.0	61.6	32	249
Other	43	2.7	± 5.0	0.9	0.1	31.0	5	48

Childhood Adenotonsillectomy Trial