Table 2
Characteristics of the study population and nutritional parameters based on nutritional status
| Normal (CONUT=0–1, n=67) | Mild malnutrition (CONUT 2–4, n=178) | Moderate–severe malnutrition (CONUT≥5, n=91) | p | |
Age (year, 
±s) | 87.24±4.75 | 87.18±4.95 | 87.75±5.56 | 0.638 |
| Male (n, %) | 64 (95.52) | 169 (94.54) | 90 (98.90) | 0.270 |
| Smoking history (n, %) | 19 (28.36) | 60 (33.71) | 44 (48.35) | 0.018 |
| Anaemia (n, %) | 20 (29.85) | 63 (35.39) | 41 (45.05) | 0.129 |
| DM (n, %) | 37 (55.22) | 93 (52.24) | 34 (37.36) | 0.035 |
| Admission for RTI (n, %) | 18 (26.86) | 91 (51.12) | 83 (91.21) | 0.000 |
SBP (mm Hg, 
±s) | 129.49±15.11 | 133.96±18.88 | 134.04±19.92 | 0.236 |
DBP (mm Hg, 
±s) | 67.85±9.40 | 67.71±13.03 | 68.50±11.03 | 0.953 |
HR (beat/min, 
±s) | 70.97±12.94 | 73.22±14.61 | 82.20±17.46 | 0.000 |
BMI (kg/m2, 
±s) | 25.08±3.10 | 24.15±3.09 | 23.03±2.73 | 0.010 |
Hgb (g/L, 
±s) | 125.06±17.23 | 123.01±16.81 | 122.64±18.76 | 0.475 |
TC (mmol/L, 
±s) | 4.53±0.08 | 2.77±1.60 | 0.93±1.51 | 0.000 |
TG (mmol/L, 
±s) | 1.85±1.28 | 1.15±1.02 | 0.54±0.27 | 0.000 |
LDL-C (mmol/L, 
±s) | 2.63±0.61 | 1.76±0.72 | 1.53±0.71 | 0.000 |
HDL-C (mmol/L, 
±s) | 1.16±0.36 | 1.03±0.46 | 1.03±0.48 | 0.104 |
sCr (mmol/L, 
±s) | 106.66±44.72 | 109.24±53.41 | 110.03±59.36 | 0.941 |
BUN (mmol/L, 
±s) | 8.18±3.95 | 9.20±4.61 | 10.21±4.76 | 0.016 |
UA (umol/L, 
±s) | 335.51±101.25 | 347.15±97.37 | 321.76±109.13 | 0.081 |
TP (g/L, 
±s) | 69.40±5.25 | 68.75±6.36 | 65.90±7.56 | 0.000 |
Albumin (g/L, 
±s) | 40.13±3.31 | 39.49±3.50 | 35.83±4.73 | 0.000 |
FBS (mmol/L, 
±s) | 6.26±2.41 | 7.11±2.64 | 7.39±2.60 | 0.021 |
Prealbumin (mg/dL, 
±s) | 10.76±12.88 | 17.02±12.05 | 19.15±7.25 | 0.000 |
BMI, body mass index; BUN, blood urea nitrogen; DBP, diastolic blood pressure; DM, diabetes mellitus; FBS, fasting blood glucose; HDL-C, high-density lipoprotein cholesterol; Hgb, haemoglobin; LDL-C, low-density lipoprotein cholesterol; RTI, respiratory tract infection; SBP, systolic blood pressure; sCr, serum creatinine; TC, total cholesterol; TG, triglyceride; TP, total protein; UA, uric acid.