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. Author manuscript; available in PMC: 2019 Mar 1.
Published in final edited form as: J Neuroimaging. 2017 Aug 21;28(2):217–224. doi: 10.1111/jon.12466

Table 3.

Characteristics of scores on three MRI white matter rating scales

Scale Range of possible scores Range of observed scores Mean (SD) Internal consistency reliability (Cronbach’s α)
Fazekas 0–6 1–6 3.1 (1.6) 0.65
Scheltens 0–84 3–39 13.4 (9.8) 0.77
van Sweiten 0–12 0–11 3.4 (3.4) 0.90

SD = standard deviation