Efficacy, safety and immunogenicity of a human rotavirus vaccine (RIX4414) in Hong Kong children up to three years of age: a randomized, controlled trial.

Background: A phase III, double-blind, randomized, controlled trial was conducted in Hong Kong to evaluate the efficacy, safety and immunogenicity of a human rotavirus vaccine, RIX4414 (Rotarix) against severe rotavirus gastroenteritis in children up to three years of age.

Methods: Healthy infants aged 6-12 weeks were enrolled between 08-December-2003 and 31-August-2005 and received two oral doses of either RIX4414 vaccine (N=1513) or placebo (N=1512) given 2 months apart. Vaccine efficacy was assessed from two weeks post-Dose 2 until the children were two and three years of age.

Guillain-Barre syndrome in southern Chinese children: 32 year experience in Hong Kong.

Background: The purpose of the present study was to investigate the clinical pattern of Guillain-Barre syndrome (GBS) in southern Chinese children in Hong Kong and to compare the clinical outcome of early versus delayed intervention with i.v. immunoglobulin (IVIg).