Table 4 Differences in neuropsychological test performance Differences in neuropsychological test performance between the well-performing (Cluster 1), impaired (Cluster 2), and intermediate (Cluster 3) clusters. Linear mixed effects models with family as a random effect, and sex and age as fixed effects

-0.81

0.43

-1.87

0.07

0.40

0.35

1.12

0.28

-0.41

0.41

-1.00

0.32

-1.52

0.46

-3.31

0.002

1.40

0.38

3.74

< 0.001

-0.11

0.44

-0.27

0.80

-1.65

0.39

-4.23

< 0.001

1.00

0.31

3.19

0.002

-0.65

0.37

-1.74

0.08

-2.31

0.46

-4.98

< 0.001

0.91

0.38

2.42

0.02

-1.40

0.44

-3.17

0.003

-8.18

1.65

-4.95

< 0.001

5.71

1.33

4.29

< 0.001

-2.47

1.56

-1.58

0.11

-8.38

1.59

-5.27

< 0.001

5.37

1.28

4.20

< 0.001

-3.01

1.50

-2.00

0.05

-7.82

1.56

-5.02

< 0.001

4.49

1.23

3.65

< 0.001

-3.33

1.49

-2.23

0.03

-10.20

2.03

-5.03

< 0.001

5.93

1.60

3.71

< 0.001

-4.26

1.93

-2.21

0.03

-14.39

2.39

-6.03

< 0.001

8.64

1.92

4.50

< 0.001

-5.74

2.29

-2.51

0.02

-9.95

2.43

-4.09

< 0.001

3.51

0.84

4.17

< 0.001

-2.45

1.00

-2.45

0.02

-10.01

2.66

-3.91

< 0.001

4.42

2.13

2.08

0.04

-5.66

2.54

-2.23

0.03

-8.48

2.76

-3.07

< 0.004

6.64

1.96

3.38

0.001

-3.31

2.31

-1.43

0.16

-13.74

2.11

-6.53

< 0.001

8.22

1.69

4.87

< 0.001

-5.52

2.03

-2.72

0.009

-6.20

1.21

-5.12

< 0.001

4.92

0.97

5.10

< 0.001

-1.28

1.17

-1.09

0.28

-11.21

1.82

-6.14

< 0.001

5.79

1.45

3.98

< 0.001

-5.41

1.77

-3.07

0.004

-7.50

2.21

-3.40

0.001

4.59

1.79

2.57

0.01

-2.90

2.08

-1.40

0.17

-5.80

1.00

-5.78

< 0.001

4.01

0.80

5.03

< 0.001

-1.79

0.96

-1.87

0.07