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AVGSAT - CHAT Variables
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Childhood Adenotonsillectomy Trial
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You are viewing variable information that is kept around for historical purposes only. The latest version
v0.14.0
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v0.2.1
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variables
Sleep
Polysomnography
Oxygen Saturation
avgsat
avgsat
Overview
Graphs
Histogram
Age
Gender
Race
More
Related
History
avgsaominslp
chg_dsnr3
Name
avgsat
Label
Average oxygen saturation in sleep
Description
Average oxygen saturation during sleep [Mean(all oxygen saturation values in sleep)]
Calculation
avgsat
= ((
avsao2nh
) * (
tmstg1p
+
tmstg2p
+
tmstg34p
) + (avsao2rh_holder)*(
tmremp
))/100;
Units
percent
Type
numeric
Visit Number vs Average oxygen saturation in sleep
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Baseline
453
97.4
± 1.1
97.8
92.1
100.0
-
453
Follow-up
407
97.7
± 1.0
98.0
91.6
100.1
46
453
Age vs Average oxygen saturation in sleep
Baseline
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
453
97.4
± 1.1
97.8
92.1
100.0
-
453
5-7 yrs old
329
97.4
± 1.0
97.8
92.9
100.0
-
329
8-10 yrs old
124
97.4
± 1.1
97.6
92.1
99.8
-
124
Age vs Average oxygen saturation in sleep
Follow-up
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
397
97.7
± 1.0
98.0
91.6
100.1
2
399
5-7 yrs old
260
97.7
± 1.0
98.0
91.6
100.0
2
262
8-10 yrs old
137
97.7
± 0.9
98.0
94.2
100.1
-
137
Gender vs Average oxygen saturation in sleep
Baseline
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
453
97.4
± 1.1
97.8
92.1
100.0
-
453
Female
234
97.3
± 1.1
97.7
92.9
100.0
-
234
Male
219
97.5
± 1.0
97.8
92.1
99.2
-
219
Gender vs Average oxygen saturation in sleep
Follow-up
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
407
97.7
± 1.0
98.0
91.6
100.1
46
453
Female
209
97.6
± 1.1
98.0
91.6
99.9
25
234
Male
198
97.9
± 0.9
98.0
94.4
100.1
21
219
Race vs Average oxygen saturation in sleep
Baseline
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
453
97.4
± 1.1
97.8
92.1
100.0
-
453
Black
249
97.7
± 0.9
97.9
92.9
100.0
-
249
White
156
97.0
± 1.2
97.1
92.1
99.1
-
156
Other
48
97.4
± 1.0
97.8
95.2
99.1
-
48
Race vs Average oxygen saturation in sleep
Follow-up
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
407
97.7
± 1.0
98.0
91.6
100.1
46
453
Black
217
97.9
± 0.9
98.0
92.0
100.1
32
249
White
147
97.4
± 1.0
97.9
91.6
99.2
9
156
Other
43
97.7
± 1.1
98.0
94.2
100.0
5
48