ALB and obstructive sleep apnea syndrome: Individual clinical parameters like Absolute lymphocyte count, Serum Albumin, Serum sodium, Platelet counts, Serum lactate dehydrogenase levels, Serum Ferritin, C reactive protein, D Dimer were taken into account along with the presence of co-morbidities like type 2 Diabetes mellitus (DM), chronic liver disease (CLD), chronic kidney disease (CKD), coronary artery disease (CAD), cerebrovascular accident (CVA), obstructive airway disease (OAD), hypothyroidism, obstructive sleep apnea (OSA) and its value as a prognostic marker was studied.