Skip to main content

Table 5 Item Summary, Internal Consistency Reliability, and Results of Exploratory Factor Analysis for Socioeconomic Scores reflective of Lower to Low middle (n = 170) and Upper middle to Upper (n = 133) levels

From: Reliability and construct validity of the Participation in Life Activities Scale for children and adolescents with asthma: an instrument evaluation study

   

Internal Consistence Reliability

Factor Analysis Principal Components

 

M

SD

Item to Total Correlation

Scale Alpha & if Item Deleted

KMO Sampling Adequacy

Rescaled Factor Loading (PC)

Rescaled Amount of Variance Explained

Lower (3–69) PLA

1.719

.816

-

.739

.657

-

65.8

   Planning for

.439

.341

.473

.756

-

.747

-

   Interference with

.560

.335

.605

.602

-

.841

-

   Prevention from

.720

.331

.616

.589

-

.843

-

Upper (70–99) PLA

1.951

.718

-

.721

.633

-

65.2

   Planning for

.541

.316

.554

.621

-

.852

-

   Interference with

.621

.298

.640

.511

-

.865

-

   Prevention from

.790

.282

.444

.743

-

.672

-