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Table 7 Toronto Cognitive Assessment (TorCA) Test–Retest Results

From: Correction to: The Toronto cognitive assessment (TorCA): normative data and validation to detect amnestic mild cognitive impairment

TorCA index Test 1 mean (SE) Test 2 mean (SE) Test 2–Test 1 mean difference (SED) t(27) (p value) Stability (p value) % change
Orientation 11.2 ± 0.2 11.3 ± 0.2 0.1 ± 0.2 0.5 (0.631) 0.10
(0.607)
0.1
Memory—Immediate Recall 19.5 ± 0.7 21.9 ± 0.7 2.4 ± 0.5 4.6
(0.0001)
0.73
(0.0001)
14.3
Memory—Delayed Recall 15.8 ± 0.9 17.5 ± 0.8 1.7 ± 0.5 3.4
(0.002)
0.83
(0.0001)
10.7
Memory—Delayed Recognition 20.2 ± 0.2 20.4 ± 0.2 0.2 ± 0.2 0.9
(0.363)
0.57
(0.001)
1.0
Visuospatial 28.6 ± 0.4 28.4 ± 0.4 − 0.2 ± 0.3 − 0.7
(0.5)
0.68
(0.0001)
0.7
Executive Controla 111.0 ± 1.2 112.0 ± 1.3 1.0 ± 1.3 0.9
(0.4)
0.52
(0.004)
1.0
Language 84.4 ± 1.3 83.1 ± 1.3 − 1.3 ± 0.9 − 1.4
(0.2)
0.75
(0.0001)
1.5
Sum 290.7 ± 3.2 294.0 ± 3.4 3.3 ± 1.4 2.4
(0.023)
0.92
(0.0001)
1.1
  1. Test 1 and Test 2 mean indices and test–retest correlations (test stability) expressed as Pearson r
  2. Interpretation of stability coefficients (Pearson r): very good, ≥ 0.90; good, 0.80–0.89; acceptable, 0.70–0.79; low, < 0.70
  3. SE standard error, SED standard error of the difference
  4. aWorking Memory/Attention/Executive Control