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Table 2 Results of main PCA. The main PCA generated a total of 19 PCVs to achieve a cumulate description of 87.161% of the variability, and only PCV 2 revealed significant correlation with the scores on the two-step test

From: Association between the gait pattern characteristics of older people and their two-step test scores

 

PCV1

PCV2

PCV3

PCV4

PCV5

PCV6

PCV7

PCV8

PCV9

PCV10

Explained variance (%)

18.895

9.696

9.379

7.844

5.747

4.946

4.494

3.948

3.754

2.985

Cumulative (%)

18.895

28.591

37.970

45.814

51.561

56.508

61.002

64.950

68.704

71.689

r

−0.250

−0.445

0.010

0.252

0.083

0.149

−0.033

0.134

−0.053

− 0.116

 

PCV11

PCV12

PCV13

PCV14

PCV15

PCV16

PCV17

PCV18

PCV19

 

Explained variance (%)

2.550

2.378

2.132

1.786

1.753

1.385

1.280

1.185

1.025

 

Cumulative (%)

74.238

76.616

78.748

80.534

82.287

83.672

84.952

86.136

87.161

 

r

0.007

0.144

0.148

−0.171

−0.041

0.272

0.077

−0.002

−0.017