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NSRR
SLEEPSTAGE06 - 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
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variables
HRV Analysis
sleepstage06
sleepstage06
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sleepstage05
sleepstage07
Name
sleepstage06
Label
Sleep stage of sixth 30 second epoch in 5 minute window
Domain
sleepstage
0: Wake
1: Stage 1
2: Stage 2
3: Stage 3/4
4: Stage 3/4
5: REM stage
Type
choices
Sleep stage of sixth 30 second epoch in 5 minute window vs Visit Number
Baseline
Follow-up
Total
44,622
39,773
Wake
4,012
2,961
Stage 1
3,365
2,781
Stage 2
16,772
16,092
Stage 3/4
12,824
11,175
Stage 3/4
-
45
REM stage
7,649
6,719