Same for me. First officer reviewed my doc's and updated "recommend passed" in gcms note. Ordered my notes again to see what the senior officer has written
Had backlog history. That might be the reason.
In the refusal letter, they mentioned purpose of visit and level of establishment, language abilities etc(generic)
Course: Mohawk College advanced diploma
IELTS 8 overall
Yes I did ask them about my medical update via webform. It was already expired months back. But I don't think it has any influence on speeding up final decision.