nap5_sl nap5_smoke_time
Name
nap5_sleep
Label
MSLT: Volunteer Reported Falling Asleep (Nap 5)
Description

Clinical MSLT only: the 5th nap was only conducted if the participant had REM sleep in one of the first 4 naps.

Variable from a Multiple Sleep Latency Test (MSLT), Roehrs & Roth 1992 (PubMed ID: 1552009).

Search for all Multiple Sleep Latency Test variables within this dataset

Domain
noyesny
  • N: No
  • Y: Yes
Type
choices
Tags
mslt
MSLT: Volunteer Reported Falling Asleep (Nap 5) vs Study visit number
Visit 1 Visit 2 Visit 3 Visit 4 Visit 5 Incident Outcomes Tracking
Total 797 592 157 - - -
No 36 177 32 - - -
Yes 63 215 57 - - -
Unknown 698 200 68 - - -
MSLT: Volunteer Reported Falling Asleep (Nap 5) vs Sex of the participant
Visit 1
Male Female Total
Total 423 374 797
No 20 16 36
Yes 40 23 63
Unknown 363 335 698
MSLT: Volunteer Reported Falling Asleep (Nap 5) vs Sex of the participant
Visit 2
Male Female Total
Total 312 280 592
No 93 84 177
Yes 118 97 215
Unknown 101 99 200
MSLT: Volunteer Reported Falling Asleep (Nap 5) vs Sex of the participant
Visit 3
Male Female Total
Total 86 71 157
No 20 12 32
Yes 36 21 57
Unknown 30 38 68
MSLT: Volunteer Reported Falling Asleep (Nap 5) vs Race of the participant
Visit 1
Asian Black Hispanic Native American White Total
Total 5 10 5 6 771 797
No - 1 - - 35 36
Yes - - - 1 62 63
Unknown 5 9 5 5 674 698
MSLT: Volunteer Reported Falling Asleep (Nap 5) vs Race of the participant
Visit 2
Asian Black Hispanic Native American White Total
Total 4 6 5 4 573 592
No 3 1 - 2 171 177
Yes 1 3 4 1 206 215
Unknown - 2 1 1 196 200
MSLT: Volunteer Reported Falling Asleep (Nap 5) vs Race of the participant
Visit 3
Asian Black Hispanic Native American White Total
Total 3 1 1 2 150 157
No - - - - 32 32
Yes 3 - - 1 53 57
Unknown - 1 1 1 65 68