Table A1 Cognitive test performance at baseline and after six and 12 months in the walking programme and the placebo activity programme (mean (SD), unless indicated otherwise)
Men in WPMen in PAPWomen in WPWomen in PAP
Outcome (unit)T0 (n = 37)T6 (n = 37)T12 (n = 36)T0 (n = 48)T6 (n = 48T12 (n = 45)T0 (n = 40)T6 (n = 40)T12 (n = 35)T0 (n = 27)T6 (n = 27)T12 (n = 22)
MMSE (points)*‡29 (28–29)28 (28–29)28 (27–29)29 (28–29)28 (27–29)28 (28–29)29 (28–29)28 (28–29)29 (27–29)29 (28–30)29 (27–30)29 (27–30)
AVLT 1–5 (words)*32.7 (7.8)33.7 (10.8)30.1 (9.4)30.4 (6.9)33.2 (9.1)30.3 (9.0)34.6 (8.2)34.2 (11.1)32.1 (9.0)34.3 (8.3)34.7 (7.6)33.0 (7.7)
AVLT 6 (words)*5.9 (2.5)6.2 (3.0)5.1 (2.9)5.3 (2.3)6.3 (3.1)4.7 (2.6)6.3 (2.6)6.2 (3.6)5.6 (3.0)6.0 (2.3)6.5 (3.1)5.5 (2.7)
SCWT-A task 1 (s)†19.1 (3.8)19.3 (4.3)20.1 (4.7)19.3 (3.6)19.3 (4.6)18.8 (3.9)21.1 (5.8)20.6 (5.4)19.9 (4.7)20.2 (3.5)20.4 (4.3)21.4 (4.2)
SCWT-A task 2 (s)†25.4 (4.2)25.1 (5.1)25.0 (4.8)25.3 4.9)25.6 (5.6)26.1 (5.3)26.5 (5.7)26.9 (6.1)25.4 (5.3)26.0 (5.1)24.7 (4.8)25.4 (4.1)
SCWT-A task 3 (s)†60.5 (20.0)65.4 (25.7)57.9 (14.0)59.0 (18.8)62.1 (30.9)58.4 (22.1)63.2 (22.1)64.7 (24.4)60.7 (25.3)65.6 (20.0)71.2 (33.4)65.2 (24.8)
DSST (symbols)*35.5 (10.7)36.4 (10.4)35.5 (10.0)38.6 (10.0)38.8 (9.5)38.4 (11.3)34.7 (9.7)35.0 (9.9)35.5 (9.6)35.5 (10.5)35.2 (12.6)34.4 (8.6)
VFT (words)*30.4 (9.9)31.7 (8.9)32.6 (8.0)30.3 (11.0)33.5 (12.3)34.7 (14.2)29.7 (9.2)30.6 (8.2)36.1 (11.3)27.7 (8.6)31.4 (9.3)33.8 (11.0)
  • AVLT, auditory verbal learning test; DSST, digit symbol substitution test; PAP, placebo activity programme; s, seconds; SCWT-A, Stroop colour word test—abridged; VFT, verbal fluency test; WP, walking programme .

  • *Higher score indicates better performance; †lower score indicates better performance; ‡median (25th–75th percentiles)