: Data-Field 30438

WARNING: the interactive features of this website use CSS3, which your browser does not support. To use the full features of this website, please update your browser.

Data

62,147 items of data are available, covering 62,147 participants.
Some values have special meanings defined by Data-Coding 2552.
Units of measurement are mins past midnight.

Maximum	1435
Decile 9	1410
Decile 8	1395
Decile 7	1380
Decile 6	1380
Median	1350
Decile 4	1320
Decile 3	1260
Decile 2	60
Decile 1	0
Minimum	0

There are 218 distinct values.
Mean = 998.087
Std.dev = 593.492
10668 items have value -4 (Varies significantly)
3304 items have value -3 (Prefer not to answer)

Notes

Sleep online question: "On non-working days in the past month, what time did you typically fall asleep? (This may be different from the time you went to bed)"

Question was asked when Field 30430 was No - I didn't work or No - I worked standard hours or Yes - I worked evening shifts or Yes - I worked morning shifts or Yes - I worked night shifts or Yes - I worked rotating shifts or had irregular hours.

This question was superseded on 10th February 2023 at 11am by the question in Field 30439.

A screenshot of this question is not available as a resource.

Coding 2552 defines 2 special values:

-4 represents "Varies significantly"
-3 represents "Prefer not to answer"

2 Related Data-Fields

Field ID	Description	Relationship
30439	Time typically fell asleep on a non- ...	Current Field contains the same type of information as Field 30439
30430	Worked a non-standard shift schedule ...	Field 30430 determines whether data is present for Current Field

0 Resources

There are no matching Resources

Enabling scientific discoveries that improve human health