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. 2014 Mar 14;9(3):e91230. doi: 10.1371/journal.pone.0091230

Table 3. Statistical results of the new SOT reports using LF fluctuation Flf.

Parameter Healthy young Dizzy Healthy elderly Statistical results
AP-direction
Flf of C1 .079±.027d ,ee .105±.071y .121±.053yy 8.93(0.012)
Flf of C2 .142±.052e .170±.129 .171±.069y 1.80(0.407)
Flf of C3 .147±.082d , e .251±.244y .210±.101y 6.90(0.032)
Flf of C4 .220±.114dd,ee .391±.271yy .335±.178yy 10.67(0.005)
Flf of C5 .647±.277dd .921±.375yy .818±.345 11.14(0.004)
Flf of C6 .548±.350dd, e 1.016±.464yy, e .686±.342y , d 18.91(<0.0001)
SOM 1.88±0.53e 1.65±0.46 1.49±0.43y 4.25(0.126)
VIS 2.92±1.96 3.89±1.81 2.79±1.04 4.32(0.116)
VEST 8.73±4.13 9.91±4.04 7.17±2.79 4.13(0.127)
PREF 0.92±0.32d 1.18±0.34y 0.97±0.19 8.51(0.014)
ML-direction
Flf of C1 .050±.035 .054±.032 .060±.035 4.20(0.122)
Flf of C2 .055±.038 .063±.046 .075±.042 2.54(0.280)
Flf of C3 .061±.032 .076±.066 .084±.046 2.00(0.369)
Flf of C4 .089±.049 .098±.060 .121±.059 2.03(0.363)
Flf of C5 .121±.057 .156±.076 .171±.107 4.42(0.110)
Flf of C6 .165±.139 .179±.113 .173±.067 3.07(0.215)
SOM 1.28±0.87 1.21±0.53 1.23±0.48 0.04(0.980)
VIS 2.05±0.86 1.92±0.86 2.00±0.67 0.28(0.870)
VEST 2.73±1.07 3.17±1.23 2.83±1.22 0.74(0.692)
PREF 1.40±1.02 1.25±0.56 1.23±0.64 0.61(0.736)

“y” denotes statistically significant difference when compared with the HY group.

“d” denotes statistically significant difference when compared with the DZ group.

“e” denotes statistically significant difference when compared with the HE group.

Single character denotes P-value<0.05; double character denotes P-value<0.01.

Values shown in mean ± standard deviation. The statistical results of Kruskal-Wallis test are shown in K value (P value).