Table 1.
Characteristics of the study population (n = 212).
| Men (n = 162) | Women (n = 50) | P-value | |
|---|---|---|---|
| Age, years* | 85.0 (11.3) | 81.0 (10.8) | 0.001 |
| Weight, kg | 60.5 (10.1) | 55.0 (12.1) | 0.001 |
| Height, cm* | 167.0 (9.0) | 155.0 (9.0) | <0.001 |
| Body mass index, kg/m2 | 23.8 (3.9) | 22.2 (7.6) | 0.187 |
| Comorbidities (%) | |||
| Hypertension | 77 (47.5) | 24 (48.0) | 0.954 |
| Cardiovascular disease | 53 (32.7) | 15 (30.0) | 0.719 |
| Any type of cancer | 53 (32.7) | 11 (22.0) | 0.149 |
| Diabetes | 95 (58.6) | 36 (72.0) | 0.089 |
| Chronic obstructive pulmonary disease | 16 (9.9) | 8 (16.0) | 0.232 |
| Chronic kidney disease | 23 (14.2) | 11 (22.0) | 0.189 |
| Acute infection | 68 (42.0) | 13 (26.0) | 0.042 |
| MNA-SF score* | 9.0 (5.0) | 9.0 (6.0) | 0.971 |
| Barthel Index score* | 85.0 (50.0) | 80.0 (41.3) | 0.698 |
| Hemoglobin, g/L* | 119.5 (31.0) | 117.0 (32.0) | 0.219 |
| Albumin, g/L | 36.3 (5.3) | 39.3 (5.1) | <0.001 |
| Body composition based on CT image | |||
| SMI, cm2/m2 | 27.9 (7.0) | 23.5 (6.3) | <0.001 |
| SMD, HU* | 33.4 (9.9) | 31.6 (10.5) | 0.244 |
| IMAT, cm2* | 6.2 (6.3) | 5.0 (6.0) | 0.648 |
| IMAT%, %* | 8.1 (7.6) | 9.4 (10.3) | 0.050 |
Data presented as n (percentage) or mean (standard deviation) if not specified. IMAT, intermuscular adipose tissue; IMAT%, percentage of IMAT; MNA-SF: mini nutritional assessment short form; SMA, skeletal muscle area; SMD, skeletal muscle radiodensity, SMI, skeletal muscle index.
*
Data presented as median and interquartile range.