For working days lost, the LFS gives estimates and rates of the total number of days off work due to work-related illness and/or workplace injury where:

http://www.hse.gov.uk/statistics/lfs/dayslost.htm

http://66.102.9.104/search?q=cache:OOQlNCXv9EMJ:www.aecf.org...

Early intervention could reduce the number of days off work for a .... Results on total number of days off work indicated that patients in the pro- ...
www.otcats.com/topics/l_brooks.pdf

The mean total number of visits to a doctor in the past 14 days and the number of days off work in six months both increased with length of exposure to ...
jech.bmjjournals.com/cgi/content/full/54/9/673

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Note added at 2 hrs (2008-03-31 21:37:57 GMT)
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Total number of days off work: _Over _ Months
http://64.233.183.104/search?q=cache:nVhMf5t7fNIJ:www.mhb.ie...