Table 4.

Results for the linear regression models examining the association of relative telomere length (T/S ratio) of premutation carriers, grouped by presence/absence of symptoms of FXTAS

	Ataxia (n = 28) vs no ataxia (n = 38)		Ataxia + Tremors (n = 27) vs not having both symptoms (n = 41)
	β (SE)	p value	β (SE)	p value
Intercept	1.31 (0.43)	0.0034	1.50 (0.33)	< 0.000
Age	0.0006 (0.006)	0.91	− 0.002 (0.004)	0.65
Symptom	0.34 (0.73)	0.64	0.30 (0.69)	0.67
Age × symptom	− 0.007 (0.01)	0.52	− 0.006 (0.01)	0.54