Table 1. Demographics, baseline and clinical characteristics of patients
*p is significant at the level of <0.05. (*Chi-square test, **Student’s t - test, ***Mann-Whitney U test )
Abbreviations: N, number; SD, standard deviation; BMI, body mass index; CAD, coronary artery disease; CHF, congestive heart failure; COPD, chronic obstructive pulmonary disease; HDL, high density lipoprotein; ICU, intensive care unit.