Skip to main content

Table 1 Response rates for Incentives

From: Differential effects of pre and post-payment on neurologists' response rates to a postal survey

Incentive First Round (300 replies) Second Round (51 replies) Aggregate (351 replies, 59%)
Token Sent (n = 214) 131/214 (61%) 20/83 (24%) 151/214 (71%)
Token Promised (n = 147) 71/147 (48%) 8/76 (11%) 79/147 (54%)
No Token (n = 230) 98/230 (43%) 23/132 (17%) 121/230 (53%)
Difference p = 0.0004 p = 0.08 p = 0.0002