Altogether 17 factors and 90 variables of Knowledge Management System diffusion were identified from different companies via extensive content analyses as described earlier.
Comprehensive list of these factors and variables can be obtained from Xu [38]. Out of the 17 factors, 11 are primary factors. These are: External inspiring factor, Task complexity factor, Individual factor, Organizational factor, Management support factor, Knowledge Management System characteristics, Perceived usefulness, Perceived userfriendly, Perceived voluntariness, Subject norm, and Diffusion of Knowledge Management System. The factor Diffusion of Knowledge Management System has six more sub-factors such as: Initiation, Adoption, Pilot implementation, Organic growth, Organizational implementation, and Sustained use.