Table 1. Summary of CSF analysis of genetic prion disease cases.

	GSS	FFI	g CJD
	P102L	D178N	E200K	V203I
Number	20	12	22	2
Age (average year)	55.5±4.45	55.8±13.7	62.7±9.43	73
Sex (m∶f)	1∶3	3∶1	1∶1	2∶0
positive patients/total (%)
[95% CI*]
	4/20	1/12	19/22	1/2
t-tau protein	(20%)	(8.3%)	(86.3%)	(50%)
	[2.6–37.4%]	[0–25.4%]	[70.2–100%]
	4/20	1/12	18/22	1/2
14-3-3 protein	(20%)	(8.3%)	(81.8%)	(50%)
	[2.6–37.4%]	[0–25.4%]	[67.4–96.2%]
	18/20	10/12	18/22	2/2
RT-QUIC	(90%)	(83.3%)	(81.8%)	(100%)
	[76.5–100%]	[70.2–100%]	[67.4–96.2%]

^*The 95% confidence interval [CI] was calculated using the adjusted Wald test, and was expressed only in groups of more than seven cases.