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Table 1 a and b Measurement models, quality testing and discriminant validity

From: Testing the success of real-time online delivery channel adopted by higher education institutions in the United Arab Emirates during the Covid-19 pandemic

(a)
Constructs Measurement type Items Indicator reliability AVE Composite reliability
Exogenous variables
 Information quality Reflective Inf_Qual1 0.858 0.741 0.945
Inf_Qual2 0.846
Inf_Qual3 0.891
Inf_Qual4 0.846
Inf_Qual5 0.850
Inf_Qual6 0.872
 System quality Reflective Sys_Qual1 0.866 0.717 0.927
Sys_Qual2 0.806
Sys_Qual3 0.840
Sys_Qual4 0.877
Sys_Qual5 0.843
 System importance Reflective Sys_Imp1 0.945 0.889 0.941
Sys_Imp2 0.940
 System prior-use Reflective Prior_Use1 0.868 0.791 0.919
Prior_Use2 0.905
Prior_Use3 0.895
Endogenous variables
 Future-use intention Reflective Fut_Int1 0.720 0.564 0.707
Fut_Int2 0.631
 Perceived usefulness Reflective Perc_Use1 0.861 0.746 0.954
Perc_Use2 0.887
Perc_Use3 0.868
Perc_Use4 0.869
Perc_Use5 0.869
Perc_Use6 0.886
Perc_Use7 0.804
 User satisfaction Reflective User_Sat1 0.881 0.781 0.935
User_Sat2 0.899
User_Sat3 0.860
User_Sat4 0.895
(b) Constructs Future-use intention Information quality Perceived usefulness System importance System prior-use System quality User satisfaction
Future-use intention 0.751       
Information quality 0.695 0.861      
Perceived usefulness 0.696 0.816 0.864     
System importance 0.670 0.759 0.734 0.943    
System prior-use 0.371 0.442 0.431 0.317 0.889   
System quality 0.670 0.758 0.771 0.728 0.435 0.847  
User satisfaction 0.745 0.849 0.838 0.733 0.391 0.770 0.884