title: Comment to the letter to the editor.
authors.affiliation: Department of Pulmonary Diseases, School of Medicine, Akdeniz University, Antalya, Turkey.
authors.forename: Aykut
authors.initials: A
authors.lastname: Cilli
authors.affiliation: Respiratory Intensive Care Unit, Süreyyapasa Chest Diseases and Thoracic Surgery Education and Research Hospital, Istanbul, Turkey.
authors.forename: Zuhal
authors.initials: Z
authors.lastname: Karakurt
authors.affiliation: Department of Infectious Diseases and Clinical Microbiology, GATA Haydarpasa Training Hospital, Istanbul, Turkey.
authors.forename: Hakan
authors.initials: H
authors.lastname: Erdem
mesh_terms: D017714:Community-Acquired Infections / Q000150:complications* / Q000401:mortality*; D005260:Female; D017052:Hospital Mortality; D006801:Humans; D008297:Male; D011014:Pneumonia / Q000150:complications* / Q000401:mortality*; D029424:Pulmonary Disease, Chronic Obstructive / Q000150:complications* / Q000401:mortality*; D012121:Respiration, Artificial / Q000009:adverse effects*