Table 2

 Validation of the cognitive curves

Group95% CI
No significant differences were found between the groups.
PASAT, paced auditory serial addition test; SPART, spatial recall test.
Cognitive curves construction
    SPART 7/24 trials 1–538.7 to 50.4
    SPART 7/24 trial A recall48.5 to 61.6
    SPART 7/24 delayed recall54.4 to 67.1
    PASAT 2′27.7 to 36.9
Validation
    SPART 7/24 trials 1–548.1 to 63.8
    SPART 7/24 trial A recall52.5 to 70.3
    SPART 7/24 delayed recall58.5 to 76.0
    PASAT 2′31.3 to 45.2