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Table 4 Factor Scores and Subscales, Internal Consistency, and Inter-Rater Reliability

From: Validation of a patient satisfaction questionnaire for anemia treatment, the PSQ-An

 

Subscale

Item

Inconvenience (n = 266)

Satisfaction (n = 265)

Demands of treatment

0.595

0.103

Schedule flexibility

0.600

0.094

Difficulty in receiving every injection

0.057

0.241

Treatment-related travel interference w/daily activity

0.710

-0.007

Overall inconvenience

0.878

-0.110

Inconvenience to family/caregivers

0.714

-0.038

Overall physical discomfort from injections

0.451

0.187

Financial burden from out-of-pocket costs

0.507

0.038

Satisfaction with treatment

-0.037

0.813

Likelihood of recommending treatment

0.084

0.761

Cronbach's Alpha (week 5)

0.83 (P < 0.001)

0.83 (P < 0.001)

ICC (weeks 5–9), patients with stable MOS Global Health

0.67 (P = 0.210)

0.45 (P = 0.020)

  1. Note: Components of each subscale are denoted in bold.