The Prevalence of Familial Multiple Sclerosis in Saskatoon, Saskatchewan

Table 4

Survival in years after onset, by gender and familial and sporadic cases of multiple sclerosis. Means and medians estimates and upper and lower figures are 95% confidence intervals.

Family (FH)	History	Means				Medians
		Estimate	Std error	95% confidence intervals		Estimate	Std error	95% confidence intervals
				Lower	Upper			Lower	Upper
Male	FH no	33.168	2.011	29.226	37.109	33.000	3.537	26.068	39.932
	FH yes	40.385	4.131	32.289	48.481	35.000	8.987	17.385	52.615
Female	FH no	34.234	1.592	31.114	37.354	36.000	1.692	32.683	39.317
	FH yes	46.336	2.291	41.847	50.826	51.000	2.846	45.422	56.578
Overall		37.565	1.173	35.266	39.863	37.000	1.662	33.742	40.258

Log-rank (Mantel-Cox) test, 𝑃=.000.