p-value <0.05 was considered statistically significant
MMSE: Mini-Mental State Examination, SPPB: Short physical performance battery, CONUT: controlling nutritional status, Alb: albumin, BUN: blood urea nitrogen, CRE: creatinine, CRP: C-reactive protein, Hb: hemoglobin, BNP: brain natriuretic peptide, GFR: glomerular filtration rate, EF: ejection fraction, E/e': early filling, velocity/E wave with relaxation velocity on tissue doppler, E/A: early filling velocity / atrial filling velocity, AV peak V: aortic valve area velocity, AV mean PG: aortic valve mean pressure gradient, AVA: aortic valve area