From: Skeletal muscle predicts ventilator-free days, ICU-free days, and mortality in elderly ICU patients
Characteristics | All patients | Sarcopenic | Nonsarcopenic | P-value |
---|---|---|---|---|
(N= 149) | (n= 106) | (n= 43) | ||
BMI (kg/m2) | 25.6 (22.7 to 28.2) | 24.4 (21.7 to 27.3) | 27.6 (25.5 to 30.4) | <0.001 |
Underweight (%) | 7 (n = 10) | 9 (n = 9) | 2 (n = 1) | 0.13 |
Normal weight (%) | 37 (n = 55) | 44 (n = 47) | 19 (n = 8) | 0.004 |
Overweight (%) | 42 (n = 62) | 38 (n = 40) | 51 (n = 22) | 0.14 |
Obese (%) | 15 (n = 22) | 9 (n = 10) | 28 (n = 12) | 0.003 |
Muscle cross-sectional area (cm2/m2) | Â | Â | Â | Â |
All patients | 42.7 (36.1 to 49.3) | 38.8 (34.0 to 45.7) | 50.7 (43.3 to 56.9) | <0.001 |
Estimated whole-body muscle mass (kg) | 23.8 (19.5 to 27.6) | 23.1 (18.9 to 26.8) | 25.6 (21.7 to 32.9) | 0.002 |
Total fat cross-sectional area (cm2/m2) | 108 (73.4 to 146) | 98.8 (70.3 to 135) | 131 (95.8 to 177) | <0.001 |
Estimated whole-body total fat mass (kg) | 24.3 (19.6 to 29.9) | 22.8 (19.4 to 28.9) | 26.3 (22.3 to 34.1) | 0.016 |
Visceral fat cross-sectional area (cm2/m2) | 43.5 (25.4 to 70.6) | 41.7 (21.3 to 71.0) | 52.0 (33.8 to 70.6) | 0.24 |
Estimated visceral fat mass (kg) | 2.8 (1.5 to 4.5) | 2.8 (1.3 to 4.5) | 2.7 (2.0 to 4.1) | 0.63 |