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Table 3 Item Summary, Internal Consistency Reliability, and Results of Exploratory Factor Analysis for Black Americans (n = 69) and White Americans (n = 177)

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

Black PLA

1.737

.914

-

.823

.704

-

73.8

   Planning for

.491

.362

.62

.814

-

.828

-

   Interference with

.549

.336

.72

.716

-

.867

-

   Prevention from

.696

.366

.70

.730

-

.883

-

White PLA

1.929

.716

-

.685

.646

-

60.7

   Planning for

.495

.334

.49

.601

-

.851

-

   Interference with

.636

.301

.57

.497

-

.818

-

   Prevention from

.798

.277

.44

.658

-

.665

-