THE NEW ZEALAND
MEDICAL JOURNAL
NZMJ 11 December 2009, Vol 122 No 1307; ISSN 1175 8716 Page 1 of 144
URL: http://www.nzma.org.nz/journal/122-1307/3925/ ©NZMA
CONTENTS
This Issue in the Journal
4 A summary of the original articles featured in this issue
Editorial
6 Sudden infant death and co-sleeping: stronger warning needed
Edwin A Mitchell
Original Articles
10 Gender inequality in New Zealand life expectancy: decomposition by
age and cause
Peter Sandiford
18 Does mortality vary between Pacific groups in New Zealand?
Estimating Samoan, Cook Island Mori, Tongan, and Niuean mortality
rates using hierarchical Bayesian modelling
Tony Blakely, Ken Richardson, Jim Young, Paul Callister, Robert
Didham
30 Mum’s the word: factors that influenced young adults’ participation in
the New Zealand Meningococcal B immunisation programme
Marian Bland, Geraldine M Clear, Adrianna Grogan, Kath Hoare,
Jan Waldock
39 Sero-prevalence of leptospirosis in workers at a New Zealand
slaughterhouse
Jackie Benschop, Cord Heuer, Patricia Jaros, Julie Collins-Emerson,
Anne Midwinter, Peter Wilson
48 Acute gastrointestinal illness in New Zealand: information from a
survey of community and hospital laboratories
Rob Lake, Nicola King, Kerry Sexton, Philippa Bridgewater, Donald
Campbell
Review Article
55 'Party pill' drugs—BZP and TFMPP
Ustana Antia
Viewpoints
69 What is the mechanism of sudden infant deaths associated with co-
sleeping?
Christine G McIntosh, Shirley L Tonkin, Alistair J Gunn