Skip to main content

Table 4 Results of five dots, TAM verbal flexibility and symbol digit modalities tests (SDMT)

From: The impacts of substance abuse and dependence on neuropsychological functions in a sample of patients from Saudi Arabia

Test Items Patients
mean ± SD
Control
mean ± SD
F value P value
Five dots test Total scorea 27.92 ± 0.63 33.81 ± 0.69 F(1,6) = 35.87 0.001
  Unique designsa 24.63 ± 0.60 31.50 ± 0.66 F(1,4) = 54.27 0.001
  Repetitions b 3.38 ± 0.28 2.58 ± 0.31 F(1,161) = 3.90 0.05
TAM test Words a 34.69 ± 1.25 45.25 ± 1.38 F(1,7) = 29.11 0.001
  Interference a 1.02 ± 0.15 0.25 ± 0.16 F(1,110) = 11.04 0.001
  Repetitions b 0.69 ± 0.09 0.18 ± 0.10 F(1,35) = 12.90 0.001
  Total score a 41.90 ± 1.18 51.79 ± 1.29 F(1,7) = 29.04 0.001
  SDMT a 30.10 ± 1.43 54.42 ± 1.58 F(1,110) = 117.13 0.000
  1. a. Higher scores indicate better function.
  2. b. higher scores indicate poorer function
  3. TAM: TAM verbal flexibility test.
  4. SDMT: Symbol digit modality test