Table 9 Effect of mode on survey costs (2008 prices, in $AU)
| Â | Simultaneous mixed | Sequential mixed | Online |
|---|---|---|---|
Total costs | Â | Â | Â |
AMPCo rental of list | $15,830 | $15,830 | $15,830 |
Monetary incentives | $60,000 | $60,000 | $60,000 |
Web survey costs | $4,000 | $4,000 | $4,000 |
AMPCO handling and postage | $97,157 | $72,024 | $65,361 |
Printing of letters, further info, fax sheet, envelopes | $17,981 | $18,470 | $18,458 |
Printing of surveys | $21,284 | $19,794 | $10,995 |
Data entry | $33,684 | $16,630 | $6,636 |
Total | $249,936 | $206,748 | $181,280 |
Incremental cost effectiveness ratios (compared to online mode) | Â | Â | Â |
Response rate | 19.71% | 20.69% | 12.95% |
Estimated number of responses | 10,677 | 11,208 | 7,015 |
Change in response rate compared to online | 6.76% | 7.74% | - |
Change in number of responses compared to online | 3,662 | 4,193 | - |
Change in total cost compared to online | $68,656 | $25,468 | - |
Additional cost per 1% increase in response rate 1 | $10,156 | $3,290 | - |
Additional cost per additional response 2 | $18.75 | $6.07 | - |