Cancer awareness and socio-economic position: results from a population-based study in Denmark

BMC Cancer

Table 1 Response rate

Total number of persons approached	11,297
Number of ineligible persons	1,697^a
Number of persons who could not be contacted after seven attempts	1,431
Number of persons eligible and made contact to	8,169
Number of persons who refused or did not complete the interview	5,169^b
Completed interviews	3,000

^aIncomplete/unobtainable number (n = 1,328); wrong number (n = 326); business/fax number (n = 8); number barred (n = 2); and unable to speak or understand Danish (n = 33).
^bRefused to take part (before or after it was known whether or not it was the person eligible for study participation) (n = 4,736); stopped the interview (n = 154); the person eligible for study participation asked to be called back at a later date, but could not be contacted again (n = 141); the persons answering the phone did not want to speak to the interviewer (n = 92); another stated that the person eligible for the study was not available during data collection period (n = 31); and the person stated that he/she was not in the age group anyway (n = 15).

ISSN: 1471-2407