Table 3 Average muscle parameter values.
Parameter | L5/S1 | S1/S2 | Max FH | S4/S5 | |||||
|---|---|---|---|---|---|---|---|---|---|
Average range | Standard error range | Average range | Standard error range | Average range | Standard error range | Average range | Standard error range | ||
Gluteus | CSA (mm2) | 2920–3767 | 195–385 | 5025–6120 | 388–536 | 6413–7466 | 566–602 | 4822–5720 | 330–623 |
Circularity | 0.35–0.42 | 0.01–0.02 | 0.45–0.54 | 0.01–0.02 | 0.37–0.47 | 0.01–0.02 | 0.40–0.53 | 0.02–0.03 | |
Radius (mm) | 108–111 | 0.7–1.9 | 112–114 | 2.3–3.4 | 102–109 | 3.0–4.5 | 75–105 | 2.3–9.5 | |
Angle (°) | 97–101 | 1.5–2.4 | 98–110 | 1.8–7.3 | 111–116 | 0.9–2.22 | 101–111 | 1.0–2.3 | |
Iliopsoas | CSA (mm2) | 2559–3103 | 347–189 | 2235–1959 | 256–125 | 603–718 | 60–81 | 538–564 | 57–101 |
Circularity | 0.53–0.60 | 0.01–0.02 | 0.52–0.58 | 0.01–0.04 | 0.60–0.69 | 0.01–0.03 | 0.65–0.71 | 0.02–0.04 | |
Radius (mm) | 75–79 | 1.8–2.8 | 99–108 | 4.7–9.11 | 157–162 | 2.8–4.5 | 147–160 | 2.7–12.4 | |
Angle (°) | 110–117 | 1.6–3.7 | 130–139 | 2.0–3.9 | 145–148 | 0.3–0.5 | 135–145 | 0.46–10.4 | |
