Non-invasive tear break-up time
congestion
CONGESTION
In both SMILE and FS-LASIK control groups, postoperative NIBUT decreased 1 day after the surgery (SMILE, Tear meniscus height, non-invasive tear film break-up time, and congestion evaluation after moisture chamber goggles treatment at postoperative 1 day, 1 week, and 1 month. 