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Table 3 Changes and Responsiveness Parameters in Lawton IADL Scale 6 Months after the fall

From: Validation of the Spanish version of the Lawton IADL Scale for its application in elderly people

 

Total

Worsened

Unchanged

 

(n=809)

(n=113)

(n=485)

Pre, Mean (SD)

5.65 (2.87)

3.34 (2.77)

6.58 (2.36)

Post, Mean (SD)

4.97 (3.08)

1.15 (1.50)

5.91 (2.60)

Change, Mean (SD)

−0.98 (2.12)

−2.19 (2.61)

−0.73 (1.90)

p-value *

<0.0001

<0.0001

<0.0001

% at floor

   

Pre-intervention

7.06

14.41

3.98

Post-intervention

11.97

42.73

4.94

% at ceiling

   

Pre-intervention

47.37

16.22

61.22

Post-intervention

36.52

0

44.85

SES **

0.34

0.79

0.31

SRM ***

0.46

0.84

0.38

  1. * p-value from a paired t-test to compare whether there were significant differences between pre and post scores.
  2. Superscripts indicate significant differences between “worsened” and “unchanged” groups by means of the t-test.
  3. **SES: standardized effect size.
  4. ***SRM: standardized response mean.