Exact(1)
However, the response rate was almost 15 full percentage points higher among veterans randomized to receive the $20 incentive (response rate = 68.1%) compared to the $10 incentive (response rate = 52.8%, p = 0.007).
Similar(7)
Nationally, only about 3percentt of hotel guests turn in the cards, said a spokeswoman for PricewaterhouseCoopers, the accounting firm; if there is an incentive, the response is 15 to 20percentt, she said.
The effects of questionnaire length and offer of incentive on response were calculated.
Recipients were randomised to receiving a questionnaire offering a prize draw incentive (on response) or no such incentive.
This study aimed to determine the effect of including a lottery-style incentive on response rates to a postal health survey.
One of the main reasons why such a strategy of an unconditional incentive improves response rates relates to trust in the context of social exchange theory.
Being an online survey based solely on voluntary participation without an incentive, a response rate of about 30% is regarded as good [ 42].
Furthermore, the most effective strategy, if funds allow, is a monetary incentive, as response rates can be more than doubled when payment is offered [ 49].
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