: Data-Field 120006

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Data

7,117 items of data are available, covering 7,117 participants.
Some values have special meanings defined by Data-Coding 3017.
Units of measurement are years.

Maximum	2023
Decile 9	2018
Decile 8	2017
Decile 7	2016
Decile 6	2015
Median	2013
Decile 4	2011
Decile 3	2007
Decile 2	2002
Decile 1	1993.5
Minimum	1954

There are 67 distinct values.
Mean = 2008.97
Std.dev = 11.2516
83 items below graph minimum of 1969
12 items have value -818 (Prefer not to answer)
181 items have value -121 (Do not know)

Notes

Question asked: When was this surgery performed?

Only asked if Field 120005 was answered yes

Coding 3017 defines 2 special values:

-818 represents "Prefer not to answer"
-121 represents "Do not know"

0 Related Data-Fields

There are no related data-fields

2 Resources

Preview	Name	Res ID
	Experience of pain questionnaire description	2718
	Online pain questionnaire screenshot B1fi	1352

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