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Table 2 Neuropsychological assessment data for healthy controls and patients

From: A one-year follow-up study of the Symbol Digit Modalities Test (SDMT) and the Paced Auditory Serial Addition Test (PASAT) in relapsing-remitting multiple sclerosis: an appraisal of comparative longitudinal sensitivity

  Healthy controls Patients p value
Mean (SD) Mean (SD)
SRT-Storage 50.9 (8.8) 45.9 (13.6) 0.001*
SRT-Retrieval 43.2 (11.1) 37.1 (13.9) 0.002*
SRT-Delayed 9.7 (1.7) 8.7 (2.4) 0.003*
10/36 22.5 (4.5) 20.6 (5.2) 0.015*
10/36 delayed 8.0 (1.9) 7.3 (2.2) 0.017*
SDMT 63.7 (8.6) 54.3 (13.4) <0.001*
PASAT 3 seconds 48.6 (8.3) 44.8 (11.4) 0.005*
PASAT 2 seconds 39.3 (7.3) 36.2 (10.3) 0.086
Semantic verbal fluency 21.5 (3.8) 19.1 (4.4) <0.001*
Phonetic verbal fluency 17.2 (3.6) 14.7 (4.3) <0.001*
STROOP word 44.7 (9.5) 40.6 (8.7) 0.003*
STROOP color 46.9 (8.0) 42.0 (8.3) 0.001*
STROOP word-color 49.8 (9.2) 44.9 (9.2) 0.001*
STROOP interference 53.3 (9.0) 52.1 (8.2) 0.323
WCST perseverative errors 12.2 (17.2) 14.0 (12.5) 0.383
WCST no perseverative errors 18.1 (8.4) 18.8 (9.6) 0.585
WCST categories 5.3 (1.1) 4.8 (1.7) 0.025*
Line orientation test 26.5 (2.6) 25.1 (3.3) 0.004*
WAIS matrix subtest 11.6 (2.5) 10.3 (2.4) <0.001*
RBMT 10.2 (1.3) 9.6 (1.8) 0.021*
FSS 2.2 (0.9) 3.7 (2.0) <0.001*
BDI 3.7 (3.7) 9.1 (7.6) <0.001*
  1. *p < 0.05 was considered statistically significant.