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Table 3 Results of multifactorial logistic analysis with step-wise factor selection

From: Observation of the natural course of type 3 spinal muscular atrophy: data from the polish registry of spinal muscular atrophy

Model fit χ2 53.59, p < 0.0001

Parameter

 

Estimate

Wald Chi-square

Pr > χ2

Odds ratio

95% Wald confidence limits

Intercept

 

 − 1.37

22.85

 < 0.0001

   

SMN2 copies (≤ 3 vs. 4)

1

0.69

5.31

0.021

2.00

0.64

6.74

Sex (male vs. female)

2

0.70

6.25

0.012

2.02

1.16

3.49

Disease duration*

3

0.08

47.69

 < 0.0001

1.1

1.06

1.20

  1. *Disease duration = the interval between the onset and the last follow-up
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Orphanet Journal of Rare Diseases

ISSN: 1750-1172