Table V. Sensitivity analysis: risk of keratopathy and keratitis with different wash-out periods^a.

^aIncident events occurred within each wash-out period were excluded in the corresponding analysis. ^bPropensity score matching was performed on age at index, sex, race, body mass index, status of comorbidities (including diabetes mellitus, hypertension, hyperlipidemia), status of smoking, alcoholism and substance use, medical utilization status, lab data regarding inflammation status (CRP) and socioeconomic status (problems related to housing and economic circumstances, persons with potential health hazards related to socioeconomic and psychosocial circumstances) and the history of endotracheal intubation.