Effect on survey response rate of hand written versus printed signature on a covering letter: randomised controlled trial [ISRCTN67566265]

• Main Authors: Ayers Sarah (Author), Gates Simon (Author), Tully Lucy (Author), McKenzie-McHarg Kirstie (Author), Brocklehurst Peter (Author)
• Format: Book
• Published: BMC, 2005-08-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

<p>Abstract</p> <p>Background</p> <p>It is important that response rates to postal surveys are as high as possible to ensure that the results are representative and to maximise statistical power. Previous research has suggested that any personalisation of approach helps...