This study presents a respecification of the DeLone and McLean IS success model and empirically assesses it to predict customers’ future purchases in the context of the online grocery store. Survey data were collected from 376 customers of one online grocery store. Structural equation modeling was conducted to validate the research model. The results indicate that service quality, product quali...

Healthcare organizations (HCO) are under pressure to adopt emerging solutions with a view to improving the quality and efficiency of their operations, patient care and clinical decisions. In the literature, while recommendations have been put forth to follow an organizational approach to the adoption and implementation of analytics, there is a paucity of research into what specifically constitu...

Purpose – System usage and user satisfaction are widely accepted and used as surrogate measures of IS success. Past studies attempted to explore the relationship between system usage and user satisfaction but findings are mixed, inconclusive and misleading. The main objective of this research is to better understand and explain the nature and strength of the relationship between system usage an...

This paper contributes to the rigor vs. relevance debate in the Information Systems (IS) discipline. Using an Action Research methodology, this study evaluates the relevance of a rigorously validated IS evaluation model in practice. The study captures observations of operational end-users employing a market leading Enterprise System application for procurement and order fulfillment in an organi...

This study intends to understand the online health information use behavior of people with disabilities. Drawing on rational choice theory and IS success model, a research model is developed to explain how the effects of object-based and outcome-based beliefs are moderated by individuals' level of disability. The model was empirically tested by survey data from 243 online users with physical di...

Diese Arbeit thematisiert erfolgsrelevante Aspekte für On-DemandEnterprise-Systeme aus Sicht eines Serviceanbieters. Auf Basis der Forschungsfrage: „Inwiefern bieten in Abgrenzung zu konventionellen On-PremiseLösungen On-Demand-Enterprise-Systeme Vorteile für Unternehmen“ reduziert die Studie die Wissenslücke bezüglich der Erfolgsfaktoren dieses speziellen Serviceangebotes. Anhand 12 explorativ...

In this paper, we investigate the theoretical inter-relationships among three important information systems (IS) quality constructs: information quality, system quality, and service quality. DeLone and McLean formulated information quality and system quality in their 1992 IS Success Model. Following suggestions from later IS service quality studies DeLone and McLean (2003) added service quality...

background and objectives: day-shift taxi drivers have a long duration of direct sun exposure. however, the efficiency of this occupational exposure in vitamin d synthesis has not been addressed yet. the aim of this study was to assess the vitamin d status of taxi drivers in tehran, and examine vitamin d status association with some anthropometric and circulating biomarkers. materials and metho...

Introduction: Sleepiness may predispose drivers to road traffic accidents. Obstructive Sleep Apnea Syndrome is the most common medical cause of sleepiness. Hence increased neck circumference (NC) and obesity are known as obstructive sleep apnea syndrome risk factors. This study was conducted to assess OSAS role in occurrence of road traffic accidents in sleeping drivers of commercial heavy veh...