F2 and major depressive disorder: Hypertension (HTN); absolute lymphocytic count (ALC); neutrophil-to-lymphocyte ratio (NLR); lactate dehydrogenase (LDH); body mass index (BMI); random blood sugar (RBS); white blood cell (WBC); alanine transaminase (ALT); systolic blood pressure (SBP); diastolic blood pressure (DBP); prothrombin time (PT); international normalized ratio (INR); alanine transaminase (ALT); Hospital Anxiety and Depression Scale (HADS).