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Table 4 YPAS scale - Reliability of pre-test and post-test of physical activity index

From: Simplified Chinese adaptation of the Yale Physical Activity Survey: reliability and validity measurement in mainland China elderly women

N

Factor

Pre-time

Post-time

Pearson

ICC

21

High-intensity Activity index

8.33 ± 8.56

7.62 ± 8.00

0.942**

0.940*

Leisure walking index

12.95 ± 6.19

11.81 ± 5.44

0.910**

0.902*

Movement index

7.43 ± 2.94

6.90 ± 2.64

0.587*

0.574*

Standing index

4.76 ± 1.73

4.38 ± 1.50

0.345

0.342

Sitting index

1.33 ± 0.48

1.52 ± 0.60

−0.287

−0.280

Total index

34.81 ± 12.98

32.24 ± 11.24

0.930**

0.920*

  1. ICC Intraclass correlation coefficient; *p < 0.05; **p < 0.01