The 2010 national survey in Denmark found 67 patients, but the 2009 Skejby NSF notification included at least 15 deceased patients with signs and symptoms of NSF according to their medical records.
The second survey, five years later in 2006, was mailed to 866 participants, since two had indicated that they no longer wished to participate, and notification was received that another was deceased.
In particular, the possibility of measurement error in occupation at the time of death cannot be ruled out the person recording the notification of deaths may either promote the deceased to a higher status job or demote them because the respondents did not know the details of the deceased's job.
Deceased registrants are removed through annual linkages with the National Death Index or following notification by relatives (pers.
Since the 15th of August, the notification criteria were limited from all possible, probable and laboratory-confirmed cases to hospitalised or deceased laboratory-confirmed cases.
The suspect is deceased".
Husband of Lillian (deceased).
