Table 2

Mean subject characteristics of NPH groups 1 and 2, matched controls for group 2, and a comparison group of Mild DAT patients taken from Sahakian et al44

GroupnMean ageMean verbal IQ (national adult reading test)Mean MMSE preshunt
1570.2 (5.07; 62–75)104.25 (5.2; 98–109)10.4 (5.3; 5–16)
2669.2 (7.4; 56–75)107.7 (9.6; 94–121)26.0 (1.9; 24–29)
Controls group 2668.5 (8.5, 56–77)110.2 (8.3; 98–122)
Mild DAT1269.7 (SEM=1.8)118.0 (SEM=2.0)22.8 (SEM=1.3)
(from Sahakianet al 44)
  • For groups 1 and 2 and controls the SD and range of figures are in parentheses.