Employee disengagement is a concerning trend that is growing amongst many businesses globally. It has been a major challenge to organisations for more than a decade, after several research studies found a correlation between the level of employee engagement and company profit in the late 1990s. More recently, research from Gallup, through its engagement index, revealed that disengagement in the workplace is steadily growing.
Source: https://www.itproportal.com/features/finding-the-cure-for-employee-disengagement/