User profiles for "author:Ari Samaranayaka"

Ari Samaranayaka

University of Otago
Verified email at otago.ac.nz
Cited by 1537

Risk factors for injury in rugby union football in New Zealand: a cohort study

DJ Chalmers, A Samaranayaka, P Gulliver… - British journal of sports …, 2012 - bjsm.bmj.com
Objective To identify risk factors for injury in amateur club rugby. Design Prospective cohort
design; with follow-up over the 2004 season. Setting Amateur club rugby in New Zealand …

Prospective Outcomes of Injury Study: recruitment, and participant characteristics, health and disability status

S Derrett, G Davie, S Ameratunga… - Injury …, 2011 - injuryprevention.bmj.com
The Prospective Outcomes of Injury Study aims to identify predictors of disability following
injury. Participants were selected from the entitlement claims register of New Zealand's no …

[HTML][HTML] Non-response bias in a web-based health behaviour survey of New Zealand tertiary students

K Kypri, A Samaranayaka, J Connor, JD Langley… - Preventive …, 2011 - Elsevier
OBJECTIVE: There has been little investigation of non-response bias in web-based health
surveys. We hypothesised that non-respondents have a higher prevalence of risk …

Secondary health conditions and disability among people with spinal cord injury: A prospective cohort study

A Richardson, A Samaranayaka… - The journal of spinal …, 2021 - Taylor & Francis
Objective: To examine how secondary health conditions (SHCs) that develop early after a
spinal cord injury (SCI) are related to disability over time. Design: Prospective cohort study …

[HTML][HTML] Prevalence and predictors of sub-acute phase disability after injury among hospitalised and non-hospitalised groups: a longitudinal cohort study

S Derrett, A Samaranayaka, S Wilson, J Langley… - 2012 - journals.plos.org
Introduction To reduce the burden on injury survivors and their supporters, factors
associated with poor outcomes need to be identified so that timely post-injury interventions …

[HTML][HTML] Prevalence and predictors of disability 24-months after injury for hospitalised and non-hospitalised participants: results from a longitudinal cohort study in New …

S Derrett, S Wilson, A Samaranayaka, J Langley… - PLoS …, 2013 - journals.plos.org
Introduction Most studies investigating disability outcomes following injury have examined
hospitalised patients. It is not known whether variables associated with disability outcomes …

Age, cohort and period effects on hip fracture incidence: analysis and predictions from New Zealand data 1974-2007

J Langley, A Samaranayaka, G Davie… - Osteoporosis …, 2011 - Springer
Hip fractures are substantial problem worldwide. The increase in rate with age does not
continue into very old age. Rates decline in successive birth cohorts. If the increasing trend …

Validity of using linked hospital and police traffic crash records to analyse motorcycle injury crash characteristics

SJ Wilson, DJ Begg, A Samaranayaka - Accident Analysis & Prevention, 2012 - Elsevier
Linking hospital discharge and police traffic crash records has been used to provide
information on causes and outcomes for hospitalised traffic crash cases. Motorcyclists are …

Loss of ATRX and DAXX expression identifies poor prognosis for smooth muscle tumours of uncertain malignant potential and early stage uterine leiomyosarcoma

TL Slatter, H Hsia, A Samaranayaka… - The Journal of …, 2015 - Wiley Online Library
Uterine smooth muscle tumours of uncertain malignant potential (STUMP) are diagnostically
and clinically challenging. The alternative lengthening of telomeres (ALT) telomere …

Understanding driving anxiety in older adults

JE Taylor, MJ Connolly, R Brookland, A Samaranayaka - Maturitas, 2018 - Elsevier
Background/objectives Driving anxiety is a heterogeneous experience that can impact on
everyday activities. Little is known about whether older adults experience driving anxiety …