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Table 2 Final call dispositions for main study

From: Utility of telephone survey methods in population-based health studies of older adults: an example from the Alberta Older Adult Health Behavior (ALERT) study

Final disposition number Final outcome of call attempts Total participants
   n %
  Completed interviews 1, 296 3.6
01 No answer 3,829 10.6
02 Busy 433 1.2
03 Answering machine 5,163 14.3
04 Line trouble 659 1.8
05 Quota full1 182 0.5
06 Call back2 343 1.0
07 Language problem 220 0.6
08 Not in service 3,587 10.0
09 Business, fax 6,240 17.3
10 Permanent no contact3 222 0.6
11 Claimed to be on the National Do Not Call List4 19 0.1
12 Ineligible - No 55+ in household 8,193 22.8
13 Ineligible – Unable to walk unassisted 214 0.6
14 Will call lab 12 0.0
15 Cell phone, do not want to be disturbed 79 0.2
16 8 or more call attempts 106 0.3
17 Refused 4,913 13.6
18 Refused pedometer 290 0.8
Total telephone allocated 36,000 100
Participation rate (%) 19.3  
  1. 1Female quota reached.
  2. 2Data collection already completed. Household not re-contacted.
  3. 3Households not available for the duration of the survey (e.g., on vacation, family crisis).
  4. 4Launched in September 2008 to legislate unsolicited marketing or sales calls.
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