Table 3 Hierarchical binary logistic regression analysis investigating the relative contributions of covariates in predicting the presence of diffuse SC abnormalities

Sex (female = reference)

1.76

0.51–6.11

.372

2.05

0.57–7.41

.271

2.12

0.42–10.79

.276

Age

0.96

0.89–1.04

.333

0.96

0.88–1.04

.276

.94

0.85–1.04

.284

Disease duration

1.05

0.67–1.64

.835

1.02

0.65–1.6

.938

1.43

0.78–2.63

.153

Intracranial lesion volume

1.06

0.99–1.13

.103

1.02

0.94–1.11

.606

Presence of brainstem lesions

47.10

6.9–321.61

<.001

Presence of cerebellar lesions

0.29

0.04–2.47

.259

Hosmer and Lemeshow chi2/p

Chi2 /Signif. of the step (model)

Nagelkerke R² for the model