T=Total phone numbers used
|
21350
|
17534
|
38884
|
I=Complete Interviews (1.1)
|
2171
|
1224
|
3395
|
Adults
|
1865
|
1085
|
2950
|
Children
|
306
|
139
|
445
|
P=Partial
|
0
|
0
|
0
|
R=Refusal and break off (2.1)
|
868
|
457
|
1325
|
NC=Non Contact (2.2)
|
660
|
238
|
898
|
O=Other (2.0, 2.3)
|
1163
|
767
|
1930
|
e: estimated proportion of cases of unknown eligibility that are eligible.
|
0.29
|
0.22
|
0.25
|
UH=Unknown Household (3.1)
|
4553
|
5450
|
10003
|
UO=Unknown other (3.2-3.9)
|
0
|
0
|
0
|
NE=Not eligible
|
11935
|
9462
|
21397
|
Fax data line (NE
F
)
|
1352
|
33
|
1385
|
Non-working number or unusual tone (NE
NW
)
|
2390
|
2637
|
5027
|
Business, government office, or other organizations(NE
B
)
|
8100
|
826
|
8926
|
Not in NSW or mobile owned by child (mobile frame)(NE
I
)
|
93
|
5966
|
6059
|
Survey length, collection costs and productivity
| | | |
Average survey length (mins)
|
17.2
|
15.6
| |
Average call costs (per completed interview)
|
$7.45
|
$38.90
| |
Average interviewer time costs (per completed interview)
|
$23.68
|
$35.53
| |
Total average costs (call costs plus interviewer time costs)
|
$31.13
|
$74.42
| |
Telephone numbers used to get a contact: T/(I+R+NEI+NEB)
|
1.9
|
2.1
| |
Telephone numbers used to get an eligible contact: T/(I+R)
|
7.0
|
10.5
| |
Telephone numbers used to get a completed interview: T/I
|
9.8
|
14.4
| |
Response Rates
| | | |
Response Rate 1: I/(I+P) + (R+NC+O) + (UH+UO)
|
23.1%
|
15.0%
|
18.6%
|
Response Rate 2: (I+P)/(I+P) + (R+NC+O) + (UH+UO)
|
23.1%
|
15.0%
|
18.6%
|
Response Rate 3: I/((I+P) + (R+NC+O) + e(UH+UO) )
|
35.1%
|
31.5%
|
33.1%
|
Response Rate 4: (I+P)/((I+P) + (R+NC+O) + e(UH+UO) )
|
35.1%
|
31.5%
|
33.1%
|
Cooperation Rates
| | | |
Cooperation Rate 1: I/(I+P)+R+O)
|
51.7%
|
50.0%
|
50.7%
|
Cooperation Rate 2: (I+P)/((I+P)+R+O))
|
51.7%
|
50.0%
|
50.7%
|
Cooperation Rate 3: I/((I+P)+R))
|
71.4%
|
72.8%
|
72.2%
|
Cooperation Rate 4: (I+P)/((I+P)+R))
|
71.4%
|
72.8%
|
72.2%
|
Refusal Rates
| | | |
Refusal Rate 1: R/((I+P)+(R+NC+O) + UH + UO))
|
9.2%
|
5.6%
|
7.2%
|
Refusal Rate 2: R/((I+P)+(R+NC+O) + e(UH + UO))
|
14.0%
|
11.7%
|
12.8%
|
Refusal Rate 3: R/((I+P)+(R+NC+O))
|
17.9%
|
17.0%
|
17.4%
|
Contact Rates
| | | |
Contact Rate 1: (I+P)+R+O / (I+P)+R+O+NC+ (UH + UO)
|
44.6%
|
30.1%
|
36.5%
|
Contact Rate 2: (I+P)+R+O / (I+P)+R+O+NC + e(UH+UO)
|
68.0%
|
62.9%
|
65.1%
|
Contact Rate 3: (I+P)+R+O / (I+P)+R+O+NC
|
86.4%
|
91.1%
|
89.1%
|