A Comparative Efficacy of Propacetamol and Ketorolac in Postoperative Patient Controlled Analgesia.

Background: Ketorolac has been used as a postoperative analgesia in combination with opioids. However, the use of ketorolac may produce serious side effects in vulnerable patients. Propacetamol is known to induce fewer side effects than ketorolac because it mainly affects the central nervous system.

Comparative analysis of nanotechnology awareness in consumers and experts in South Korea.

Purpose: This study examined the need for public communication about nanotechnologies and nanoparticles by providing a comparative analysis of the differences in risk awareness of nanotechnologies and nanoparticles between consumers and experts.

Methods: A total of 1,007 consumers and 150 experts participated in this study. A questionnaire was prepared examining their awareness of nanotechnologies and nanomaterials and their view of the necessity for information and education about the latest nanotechnologies and nanomaterials.

Interactive survey of consumer awareness of nanotechnologies and nanoparticles in consumer products in South Korea.

Background: The purpose of our study was to understand consumers' risk awareness and need for relevant information about nanotechnology and nanoparticles contained in products currently being sold in Korea.

Methods: One thousand and seven adult consumers (aged 20-50 years) were randomly selected from all over South Korea between November 1 and 9, 2010. We surveyed the origin and degree of their concern and their need for information and education regarding nanomaterials.