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Table 2 Initial three domains and overall fit statistics

From: Development and validation of a condition-specific diary to measure severity, bothersomeness and impact on daily activities for patients with acute urinary tract infection in primary care

 

Dimension (n items)

CLR χ 2

DF

P

Chronbach alpha

Symptoms

Dysuria (3)

12.1

8

0.146

0.554

Frequency (4)

17.2

11

0.102

0.823

Lower back (2)

8.5

5

0.132

0.938

General (3)

8.4

8

0.392

0.735

Bothersomeness

Dysuria (3)

6.2

8

0.629

0.574

Frequency (4)

21.1

11

0.032

0.839

Lower back (2)

0.3

5

0.998

0.930

General (3)

4.2

8

0.840

0.716

Daily Activities

Daily activities (5)

22.6

14

0.067

0.888

  1. Initial three domains and overall fit statistics A NON-significant P-value for CLR χ 2 suggests a good fit to the unidimensional model. A high Chronbach alpha suggests the dimension has internal consistency. CLR χ 2 = conditional likelihood chi-square, DF degrees of freedom