Wai-Yin Wan


Assessing the impact of NSW’s Safer Pathway Program on recorded crime outcomes – an aggregate-level analysis

The Safer Pathway program has only had a limited effect on the incidence of domestic violence (DV) in NSW, according to this report released by the NSW Bureau of Crime Statistics and Research.

The determinants of trial duration: a preliminary study

An exploratory analysis of the factors influencing trial duration in the NSW District Criminal Court.

Forecasting trial delay in the NSW District Criminal Court: an update

Aim: To develop a statistical model which enables court administrators to determine the future impact on trial court delay of changes in the backlog of pending trials. Method: Data on the size of the pending caseload between January 2011 and June 2016 were drawn from...

Adult prison population size in New South Wales: comparative forecasts

Aim: To compare the accuracy of Autoregressive Integrated Moving Average (ARIMA) model and Holt-Winters additive exponential smoothing method for forecasting the size of the total NSW adult prison population Method: NSW adult prison population data was obtained up until July 2016. A rolling origin approach...

Violent criminal careers: a retrospective longitudinal study

Overview Aims: To determine: (1) the long-term risk that someone charged with a violent offence will commit another violent offence (2) what factors influence the likelihood of desistance and the length of time to the next violent offence for those who do re-offend. Method: All...