Table 3

RIMS1 and PAX6 group cognitive test scores

Cognitive measuresRIMS1-affected mean (SD)RIMS1-unaffected mean (SD)PAX6-affected mean (SD)
*Mann–Whitney U test (RIMS1-affected vs PAX6-affected), actual p values: p <0.005.
†Higher score equates to a poorer performance.
Age53.8 (19.9)41.2 (22)36.9 (10.2)
Verbal IQ127.3 (15)99.3 (10.1)104.3 (12.6)*
    Vocabulary13.6 (2.6)8.3 (1.4)10.9 (2.6)*
    Digit span14.9 (2.2)10.4 (1.6)8.4 (3.0)*
    Similarities13.5 (2.1)10.6 (1.9)12.4 (2.5)
Story recall
    Immediate33.3 (9.6)23.7 (8.8)37.7 (8.2)
    Delayed31.0 (9.7)20.9 (9.3)33.8 (8.7)
List learning
    Learning trials (max = 75)51.8 (11.2)43.0 (8.6)49.1 (10.1)
    Recall (max = 15)11.3 (3.0)9.0 (2.4)10.8 (3.2)
Verbal fluency
    Letters23.9 (5.5)17.0 (2.5)17.1 (7.9)
    Animals24.1 (7.1)21.4 (3.3)20.2 (7.2)
Hayling test
    Total score18.5 (3.3)15.6 (2.1)14.9 (3.9)
Cognitive estimates error score†1.5 (1.2)4.7 (1.3)3.9 (2.2)