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Table 1 Characteristics and comparability of our trial

From: The effects of multi-domain versus single-domain cognitive training in non-demented older people: a randomized controlled trial

   Multi-domain training Single-domain training Control group F/X2 P
Age Randomization 70.79 ± 3.33 69.78 ± 3.76 70.17 ± 3.47 1.88 0.15
( X ̄ ± SD) Baseline 70.76 ± 3.49 69.79 ± 3.93 70.27 ± 3.41 1.10 0.34
  Immediate Posttest 71.61 ± 3.70 70.42 ± 3.87 71.10 ± 3.84 1.39 0.25
  6-Month Posttest 72.46 ± 3.69 71.35 ± 3.96 72.09 ± 3.72 1.20 0.30
  12-Month Posttest 72.78 ± 3.62 71.51 ± 4.11 72.39 ± 3.77 1.57 0.21
Educationa Randomization 9.33 ± 3.80 9.77 ± 3.96 9.58 ± 3.93 0.28 0.76
( X ̄ ± SD) Baseline 10.15 ± 3.57 9.16 ± 4.00 9.08 ± 4.13 1.44 0.24
  Immediate Posttest 9.65 ± 4.49 9.02 ± 4.07 8.94 ± 4.20 0.47 0.63
  6-Month Posttest 9.80 ± 4.43 8.93 ± 4.54 8.52 ± 4.10 1.25 0.29
  12-Month Posttest 9.96 ± 4.18 9.30 ± 4.23 8.50 ± 3.91 1.75 0.18
Sex composition Randomization 52:38 41:49 45:45 2.76 0.25
(male: female) Baseline 36:23 26:37 37:34 4.79 0.09
  Immediate Posttest 33:21 26:33 31:29 3.29 0.19
  6-Month Posttest 33:21 22:32 30:28 4.49 0.11
  12-Month Posttest 33:21 23:32 30:26 4.14 0.13
  1. Note: aEducation refers to self-reported years of education