Objective: The purpose of this descriptive study was to determine the perianesthesia comfort levels of the patients undergone an operation and affecting the factors. Methods: Research population included persons undergone operation between 1st February - 30th September 2016, while research sample included 218 patients meeting research criteria and informed on research aim and consented therefor. Data were collected with Patient Identification Form and Paranesthesia Comfort Questionnaire (PCQ). To evaluate the data, SPSS 23.0 packaged software and descriptive statistical methods as well as Kolmogorov-Smirnov, Mann Whitney U and Kruskal Wallis tests are used. Statistical value of p<0.05 was accepted as significant. Results: Comfort scale point average of the patients undergone operation was seen as 4,82±0,61. Among the groups in which the descriptive features of the patients undergone operation were compared, it was stated that comfort level of male patients were high and undergoing an operation previously increased comfort level. Among the groups compared according to disease and operation of the patients undergone operation, comfort score with respect to the operation type -while analyzingwere found significant difference. Conclusion: It was also stated that comfort level of patients undergone cholecystectomy operation which one of the general surgery operations are high and the patients having severe pain levels have low comfort level while the patients were compared as to their pain levels.