Table 2 Statistics for the evaluated variables on days 0, 1, 3, 5, and 7
From: Assessment of quadriceps muscle mass by ultrasound in the postoperative period of cardiac surgery
Variable | Days | N | Min | Max | Mean | SD | 95% LL | 95% UL | Med |
|---|---|---|---|---|---|---|---|---|---|
Rectus femoris cross-sectional area (cm2) | 0 | 31 | 2.2 | 7.1 | 4.2 | 1.3 | 3.8 | 4.7 | 4.2 |
1 | 31 | 2.2 | 7.2 | 4.1 | 1.3 | 3.6 | 4.5 | 4.1 | |
3 | 31 | 2.0 | 7.2 | 3.8 | 1.1 | 3.4 | 4.2 | 3.6 | |
5 | 19 | 1.8 | 7.2 | 3.9 | 1.5 | 3.2 | 4.5 | 3.6 | |
7 | 10 | 2.1 | 5.3 | 3.5 | 1.1 | 2.8 | 4.2 | 3.4 | |
Rectus femoris pennation angle (degrees) | 0 | 31 | 5.4 | 19.9 | 11.1 | 3.9 | 9.8 | 12.5 | 11.4 |
1 | 31 | 6.2 | 16.1 | 10.5 | 3.0 | 9.5 | 11.6 | 10.2 | |
3 | 31 | 2.7 | 13.0 | 9.2 | 2.3 | 8.4 | 10.0 | 9.8 | |
5 | 19 | 2.4 | 15.4 | 8.9 | 3.2 | 7.5 | 10.3 | 8.6 | |
7 | 10 | 2.1 | 14.0 | 8.4 | 3.4 | 6.3 | 10.5 | 7.8 | |
Rectus femoris thickness (cm) | 0 | 31 | 1.1 | 4.2 | 1.7 | 0.6 | 1.5 | 1.9 | 1.5 |
1 | 31 | 1.0 | 3.2 | 1.7 | 0.5 | 1.5 | 1.9 | 1.5 | |
3 | 31 | 1.1 | 3.1 | 1.6 | 0.5 | 1.4 | 1.8 | 1.5 | |
5 | 19 | 1.0 | 2.8 | 1.6 | 0.5 | 1.4 | 1.8 | 1.4 | |
7 | 10 | 1.1 | 2.1 | 1.4 | 0.3 | 1.2 | 1.6 | 1.4 | |
Vastus lateralis thickness (cm) | 0 | 31 | 1.0 | 3.2 | 1.8 | 0.5 | 1.6 | 2.0 | 1.8 |
1 | 31 | 1.1 | 3.1 | 1.9 | 0.5 | 1.7 | 2.0 | 1.9 | |
3 | 31 | 1.0 | 2.4 | 1.7 | 0.4 | 1.6 | 1.9 | 1.7 | |
5 | 19 | 0.9 | 2.4 | 1.6 | 0.5 | 1.4 | 1.8 | 1.7 | |
7 | 10 | 1.0 | 2.2 | 1.5 | 0.4 | 1.2 | 1.8 | 1.4 | |
Vastus lateralis fascicle length (mm) | 0 | 31 | 4.0 | 9.8 | 6.6 | 1.4 | 6.1 | 7.1 | 6.4 |
1 | 31 | 43 | 9.8 | 6.7 | 1.5 | 6.2 | 7.2 | 6.4 | |
3 | 30 | 4.8 | 9.7 | 6.8 | 1.4 | 6.3 | 7.3 | 6.3 | |
5 | 19 | 4.1 | 12.0 | 6.7 | 1.9 | 5.8 | 7.5 | 6.6 | |
7 | 10 | 4.2 | 9.5 | 6.9 | 1.7 | 5.8 | 8.0 | 7.2 | |
Vastus lateralis pennation angle (degrees) | 0 | 31 | 6.9 | 26.0 | 15.7 | 4.1 | 14.3 | 17.1 | 15.0 |
1 | 31 | 7.0 | 25.0 | 15.9 | 4.7 | 14.2 | 17.5 | 16.6 | |
3 | 31 | 7.5 | 23.0 | 14.4 | 4.0 | 13.0 | 15.8 | 14.1 | |
5 | 19 | 5.9 | 25.0 | 13.1 | 4.3 | 11.2 | 15.0 | 12.3 | |
7 | 10 | 10.0 | 20.0 | 14.6 | 3.2 | 12.6 | 16.6 | 14.0 | |
Sarcopenia index | 0 | 31 | 2.5 | 6.6 | 3.9 | 1.1 | 3.5 | 4.3 | 3.7 |
1 | 31 | 2.4 | 4.8 | 3.7 | 0.6 | 3.4 | 3.9 | 3.6 | |
3 | 30 | 2.5 | 6.6 | 4.1 | 1.0 | 3.8 | 4.5 | 4.0 | |
5 | 19 | 2.5 | 6.3 | 4.3 | 1.0 | 3.8 | 4.7 | 4.5 | |
7 | 10 | 0.7 | 6.6 | 4.2 | 1.6 | 3.2 | 5.1 | 4.1 |