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. Author manuscript; available in PMC: 2011 Apr 18.

Published in final edited form as: Neuropathology. 2008 Nov 19;29(3):263–269. doi: 10.1111/j.1440-1789.2008.00978.x

Table 1.

Case demographics

		NFT severity (Braak stage)			Total	Kruskal Wallis test
		Braak I/II	Braak III/IV	Braak V/VI	Total	Kruskal Wallis test
		(N=4)	(N=4)	(N=8)	(N=16)
Age	Mean ± SD (Range)	73.3 ± 16.5 (57–88)	79.8 ± 8.4 (72–91)	76.9 ± 16.5 (48–100)	76.7 ± 14.2 (48–100)	NS
PMI	Mean ± SD (Range)	7.38 ± 1.3 (5.5–8)	4.5 ± 1.7 (3–7)	4.6 ± 1.7 (2–8)	5.3 ± 2.0 (2–8)	NS
BW	Mean ± SD (Range)	1217 ± 196 (990–1400)	1217 ± 74 (1150–1300)	1091 ± 116 (960–1330)	1154 ± 139 (960–1330)	NS
Gender	M/F	0/4	3/1	5/3	8/8

NFT, neurofibrillary tangle; PMI, postmortem interval, BW, brain weight; NS, not significant; P-value cutoff was 0.01