Table 3.

Multivariate analysis for ALS patients with frontotemporal syndrome on survival

Risk factor	Hazard ratio	95 % CI	p value
Age of onset	1.04	1.02–1.06	0.001
Bulbar onset	1.93	1.15–3.24	0.013
Extended C9orf72 repeat	1.54	1.17–2.03	0.002
Time to diagnosis	0.96	0.93–0.98	<0.001
Frontotemporal syndrome	2.29	1.44–3.65	<0.001

CI confidence interval