Name

sleepstage04

Label

Sleep stage of fourth 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 fourth 30 second epoch in 5 minute window vs Visit Number
Baseline Follow-up
Total 44,621 39,667
Wake 4,035 2,927
Stage 1 3,476 2,785
Stage 2 16,803 16,111
Stage 3/4 12,687 11,111
Stage 3/4 - 42
REM stage 7,620 6,691