Table 7.
Spearman's correlation coefficients between the duration of retrograde flow (RT) in the great saphenous vein (GSV) and functional independence score (GMFM) and muscle strength (MMT) of lower limbs in children with myelomeningocele.
| GSV segment | Measurement position | GMFM | HF | KE | ADF | LTE | APF |
|---|---|---|---|---|---|---|---|
| R coefficient/P-value | |||||||
| P1 | HP | −0.56** | –0.42* | –0.62** | –0.67** | –0.69** | –0.66** |
| VP | –0.61** | –0.54* | –0.62** | –0.75** | –0.73** | –0.76** | |
| P2 | HP | –0.58** | –0.49* | –0.64* | –0.65** | −0.63** | –0.43* |
| VP | –0.56** | –0.52* | –0.63* | –0.71** | –0.69** | –0.38* | |
| P3 | HP | –0.66** | –0.50* | –0.50* | –0.72** | –0.74** | –0.69** |
| VP | –0.61** | –0.50* | –0.52* | –0.69** | –0.62* | –0.66** | |
| P4 | HP | –0.71** | –0.49* | –0.54* | –0.65** | −0.63** | –0.43* |
| VP | –0.76** | –0.52* | –0.53* | –0.71** | –0.69** | –0.38* | |
*
P < 0.01;
**
P < 0.05;
HP, Horizontal position; VP, vertical position; P1, proximal thigh level; P2, medial thigh level; P3, upper leg level; P4, lower leg level; HF, muscle strength of hip flexors; KE, knee extensors; ADF, ankle dorsiflexors, LTE, long toe extensors, APF, ankle plantar flexors.