Table 5 Comparisons of cognitive function after training at different time point.

From: Effects of different dual task training on dual task walking and responding brain activation in older adults with mild cognitive impairment

 

Conventional physical therapy group (n = 10)

Cognitive dual task training group (n = 9)

Motor dual task training group (n = 11)

Between-group comparisons

Pre

Post

Follow-up

pa

Pre

Post

Follow-up

pa

Pre

Post

Follow-up

pa

Post

Follow-up

p (ε2)

p (ε2)

TMT-A

22.1 (11.5, 32.4)

13.9 (9.2, 18.8)

17.4 (8.2, 21.7)

0.122

21.9 (17.7, 24.1)

22.9 (14.1, 27.1)

22.9 (15.9, 31.8)

1.00

21.2 (10.9, 36.8)

12.5 (8.5, 18.8)

15.3 (10.6, 20.1)

0.061

  

Change (%)

 

− 26.1 (− 49.3, 20.1)

− 25.2 (− 40.0, − 6.3)

  

0.48 (− 46.1, 12.5)

− 3.34 (− 34.9, 38.8)

  

− 34.3 (− 48.7, − 19.7)

− 33.1 (− 44.4, 34.4)

 

0.453 (0.055)

0.627 (0.035)

TMT-B

58.2 (32.5, 78.3)

50.6 (31.6, 75.9)

55.0 (25.5, 75.2)

0.670

40.3 (35.9, 107.9)

61.4 (35.4, 87.6)

63.6 (30.8, 72.0)

0.417

67.8 (41.6, 76.1)

46.8 (36.7, 88.7)*

39.7 (25.6, 55.6)*

0.001

  

Change (%)

 

− 10.3 (− 35.1, 16.0)

− 14.5 (− 28.6, 27.8)

  

1.02 (− 30.1, 27.5)

− 23.0 (− 46.5, − 0.01)

  

− 23.9 (− 45.8, − 6.9)

− 22.0 (− 52.6, − 14.9)

 

0.357 (0.071)

0.210 (0.116)

Digit span test

13.0 (11, 18.8)

16.0 (14.8, 19.3)

16.0 (13.5, 20.3)

0.063

18.0 (13, 20)

19.0 (17, 23)

15.0 (12.3, 19.5)

0.114

14.0 (11, 18)

16.0 (11, 20)

16.5 (11, 21)

0.641

  

Change (%)

 

16.8 (4.17, 32.2)

10.1 (− 2.17, 32.2)

  

30.8 (− 2.08, 49.7)

0 (− 18.6, 27.1)

  

10.0 (− 6.67, 27.3)

2.94 (− 5.53, 11.7)

 

0.316 (0.079)

0.568 (0.042)

  1. Values are median (interquartile).
  2. Change values were calculated by (post data or follow-up data − pre data) / pre data × 100%
  3. TMT Trail-Making Test.
  4. ap value for within-group comparison using Friedman test.
  5. *p < 0.05 for within group difference compared to pre-test.