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Table 1 Call outcomes for all numbers dialled by contact method

From: Mobile phones are a viable option for surveying young Australian women: a comparison of two telephone survey methods

 

Fixed-line

%

Mobile

%

Total numbers dialled

5390

100.0%

3697

100.0%

Eligible for study

190

3.5%

145

3.9%

   Completed interview

140

2.6%

128

3.5%

   Personal refusal

19

0.4%

10

0.3%

   Terminated/Incomplete interview

0

0.0%

0

0.0%

   Unavailable for duration of survey

31

0.6%

7

0.2%

Ineligible (due to age, sex, language***)

1935

35.9%

1215

32.9%

Unknown eligibility

785

14.6%

1309

35.4%

   No answer

386

7.2%

284

7.7%

   Message left on recording device

331

6.1%

941

25.5%

   Engaged

34

0.6%

70

1.9%

   Refusal/Other

34

0.6%

14

0.4%

Number invalid

2480

46.0%

1028

27.8%

   Business

284

5.3%

111

3.0%

   Disconnected

1902

35.3%

897

24.3%

   Fax/data line

294

5.5%

20

0.5%

Crude response rate* (%)

73.7%

 

88.3%

 

Estimated response rate** (%)

53.8%

 

45.0%

 
  1. *completed interviews/eligible; see methods for detailed description
  2. ** completed interviews/(eligible + eligible/(eligible+ineligible) × unknown eligible); see methods for detailed description
  3. ***numbers with language difficulty comprised 15 of the ineligible fixed-line calls and 2 of the mobile calls