Demographic and Baseline Data.

LEGEND.#Composite Score = (Accuracy/RT)*100, Level of difficulty increases from 1 to 3.SIPS: Staged Information Processing Speed.VSCPUT: Visual Sequence Comparison Thruput.VSCRTC: Visual Sequence Comparison Median Response Time DATIRTC – Divided Attention Indicator Alone Median Response Time.DIFSCPUT: Difference in Sequence Comparison Alone and Dual Thruput, i.e. DATSCPUT - VSCPUT.DIFSCRTC: Difference in Sequence Comparison Alone and Dual Median Response Times.DIFINDRTC: Difference Between Divided Attention Indicator Alone and combined with Visual Sequence Comparison, i.e. DATDRTC – DATIRTC.SPWB: Scales of Psychological Well Being.DASS42: Depression Anxiety & Stress Scales (42 items).Average Handling Time: the average time taken to complete an activity, including documentation and review work.Conversion Rate: conversion of actions to effective outcomes, a measure of how quickly the collections officer is turning over their cases.Kept Rate: a measure of the % of payment arrangements that are adhered to in a defined period of time.Quality: the overall grading of an IQF (internal quality framework) assessment.Outbound: making telephone calls to clients.Inbound: attending to written correspondence.Level of Contribution (LOC):rating between 1 and 5 where 1 is Unsatisfactory and 5 is Exceptional.Note 1. Productivity measures were provided by the work organisation, as opposed to other measures collected by the research team. There was hence more missing data across this set of outcome measures than others.