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Table 3 Internal consistency – Cronbach’s alpha (n1 = 117 patients with multiple sclerosis; n2 = 110 patients with spinal cord injury; n3 = 227 patients with either multiple sclerosis or spinal cord injury, i.e., all patients)

From: The Multiple Sclerosis Intimacy and Sexuality Questionnaire (MSISQ-15): translation, adaptation and validation of the Polish version for patients with multiple sclerosis and spinal cord injury

 

Multiple sclerosis - Cronbach’s alpha coefficient

Spinal cord injury - Cronbach’s alpha coefficient

All patients - Cronbach’s alpha coefficient

Test

Re-test

Test

Re-test

Test

Re-test

MSISQ-15 total score

0.93

0.94

0.86

0.87

0.90

0.91

MSISQ-15 primary domain

0.81

0.82

0.73

0.71

0.77

0.76

MSISQ-15 secondary domain

0.77

0.83

0.82

0.81

0.79

0.82

MSISQ-15 tertiary domain

0.90

0.91

0.88

0.92

0.90

0.92