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Table 3 Factor analysis of the MDSD

From: Development of mealtime difficulty scale for older adults with dementia in long-term care facilities

Category

Item no.

Exploratory factor analysis

Confirmatory Factor analysis

Communality

Factor structure

CR

p-value

FL

1

2

3

Functional factor

3

0.66

.770

.142

.213

5

0.70

.761

.126

.308

8.79

<.001

0.695

4

0.61

.761

.182

.031

9.33

<.001

0.67

2

0.59

.722

.234

.104

11.06

<.001

0.72

1

0.48

.668

.128

.128

5.84

<.001

0.691

11

0.57

.648

.245

.296

6.46

<.001

0.441

15

0.49

.622

.315

−.090

9.32

<.001

0.488

6

0.59

.621

.071

.446

10.38

<.001

0.717

8

0.42

.484

.315

.292

Delete

Delete

Delete

14

0.54

.509

.527

.041

7.69

<.001

0.58

16

0.51

.470

.488

.215

6.52

<.001

0.49

Caregiving factor

20

0.73

.222

.822

−.033

0.408

23

0.55

.082

.684

.274

3.45

<.001

0.357

17

0.65

.278

.659

.365

Delete

Delete

Delete

19

0.50

.137

.613

.317

4.54

<.001

0.69

29

0.31

.326

.381

.242

2.62

.009

0.244

Behavioral factor

7

0.70

.000

.013

.834

0.75

12

0.51

.113

.268

.654

7.53

<.001

0.557

13

0.47

.270

.283

.566

7.09

<.001

0.525

9

0.60

.525

.183

.535

10.76

<.001

0.793

10

0.33

.220

.252

.470

10.28

<.001

0.755

 

Explained (%)

25.20

15.55

13.88

Model Fit

x2 = 231.71 (p < .001),

x2/df = 1.67,

GFI = 0.90, CFI = 0.94,

TLI = 0.92, IFI = 0.94,

SRMR = 0.06, RMSEA =0.06

 

Cumulative (%)

25.20

40.75

54.63

  1. CR Critical ratio, FL Standardized factor loading, GFI Goodness of fit index, CFI Comparative fit index, TLI Tucker-Lewis index, IFI Incremental fit index, SRMR Standardized root mean square residual, RMSEA Root mean ssquare error of approximation