Table 3. Correlation between Tlimit of one single-leg stance and posturography variables (mean velocity AP and ML, mean amplitude AP and ML and area) between 2 elderly groups with and without complaints of imbalance.

Posturography variables	Statistic (Spearman Correlation)	With complaints of imbalance		Without complaints of imbalance
		One single Leg R stance Tlimit	One single Leg L stance Tlimit	One single Leg R stance Tlimit	One single Leg L stance Tlimit
Mean Velocity AP	P Value rs (Correlation Coefficient) Correlation	0.00001 - 0.880 Strong Negative	0.22 - 0.586	0.147 -0.293	0.04 -0.414 Weak Negative
Mean Velocity ML	P Value rs (Correlation Coefficient) Correlation	0.5 -0.189	0.67 -0.120	0.58 -0.112	0.09 -0.346
Mean Amplitude AP	P Value rs (Correlation Coefficient) Correlation	0.002 -0.734 Moderate Negative	0.25 -0.315	0.46 -0.149	0.05 -0.397 Weak Negative
Mean Amplitude ML	P Value rs (Correlation Coefficient) Correlation	0.035 -0.546 Moderate Negative	0.037 -0.541 Moderate Negative	0.61 -0.104	0.15 -0.296
Area	P Value rs (Correlation Coefficient) Correlation	0.002 -0.727 Moderate Negative	0.026 -0.571 Moderate Negative	0.71 -0.075	0.046 -0.402 Weak Negative