Evaluation of E-Commerce Systems: Comparative Study Before and During the COVID-19 Pandemic

The use of e-commerce stimulated by social isolation due to COVID-19, requires accompanying measures, among them, the evaluation success Information System (IS). Researchers has been dedicated for over 30 years evolving and adapting IS models. This investigation empirically tests theoretical model DeLone & McLean (2004) in two distinct periods, before during pandemic. A survey was conducted with 329 B2C consumers. Using structural equation modeling analyze data. Results showed that, pandemic, users did not perceive value quality system's information and, perception changed. Furthermore, they also started recognize more system. result increased period detachment.