postcoffee sleepy1
Name
precoffee
Label
MSLT: Coffee or other stimulants in am
Description

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

Did you have any coffee or other stimulants this am?

Search for all Multiple Sleep Latency Test variables within this dataset

Domain
noyesny
  • N: No
  • Y: Yes
Type
choices
Tags
mslt
MSLT: Coffee or other stimulants in am vs Study visit number
Visit 1 Visit 2 Visit 3 Visit 4 Visit 5 Incident Outcomes Tracking
Total 797 592 157 - - -
No 478 515 138 - - -
Yes 318 77 19 - - -
Unknown 1 - - - - -
MSLT: Coffee or other stimulants in am vs Sex of the participant
Visit 1
Male Female Total
Total 423 374 797
No 240 238 478
Yes 183 135 318
Unknown - 1 1
MSLT: Coffee or other stimulants in am vs Sex of the participant
Visit 2
Male Female Total
Total 312 280 592
No 279 236 515
Yes 33 44 77
MSLT: Coffee or other stimulants in am vs Sex of the participant
Visit 3
Male Female Total
Total 86 71 157
No 78 60 138
Yes 8 11 19
MSLT: Coffee or other stimulants in am vs Race of the participant
Visit 1
Asian Black Hispanic Native American White Total
Total 5 10 5 6 771 797
No 2 10 3 4 459 478
Yes 3 - 2 2 311 318
Unknown - - - - 1 1
MSLT: Coffee or other stimulants in am vs Race of the participant
Visit 2
Asian Black Hispanic Native American White Total
Total 4 6 5 4 573 592
No 4 5 4 2 500 515
Yes - 1 1 2 73 77
MSLT: Coffee or other stimulants in am vs Race of the participant
Visit 3
Asian Black Hispanic Native American White Total
Total 3 1 1 2 150 157
No 3 - 1 2 132 138
Yes - 1 - - 18 19