|
|
NF1(N=75) |
Controls(N=75) |
Difference NF1-Control (N=75)* |
P-value |
|---|---|---|---|---|
Socio-cultural characteristics and general cognitive level |
||||
Parents' highest socio-professional category - n (%) |
|
|
|
0.1102 |
Artisan, shopkeeper, company head, executive or intellectual job |
34 (45.3%) |
24 (32.0%) |
|
|
Others |
41 (54.7%) |
51 (68.0%) |
|
|
Parents' education highest level - n (%) |
|
|
|
0.0103 |
Below 12 yo |
23 (31.1%) |
10 (13.3%) |
|
|
12 yo |
19 (25.7%) |
10 (13.3%) |
|
|
Above 12 yo |
32 (43.2%) |
55 (73.3%) |
|
|
Total IQ: mean (SD) |
89.2 (12.03) |
98.4 (15.06) |
-9.2 (17.16) |
<.0001 |
Attentional capacity |
||||
Attention problems (CBCL): Z-score - mean (SD) |
1.8 (1.58) |
1.2 (1.66) |
0.6 (2.37) |
0.0421 |
Omissions (CPT-II): Percentile score -mean(SD) |
59.5 (24.98) |
59.4 (25.55) |
-1.0 (31.82) |
0.7920 |
Commissions (CPT-II): Percentile score -mean(SD) |
54.6 (26.71) |
59.4 (25.55) |
-5.6 (32.98) |
0.1624 |
Hit RT Std. Error (CPT-II): Percentile score - mean (SD) |
62.3 (28.37) |
64.7 (25.64) |
-3.8 (35.28) |
0.3781 |
Reading skills |
||||
Text reading comprehension (Lobrot): |
|
|
|
|
Score - mean(SD) |
72.3 (15.45) |
69.1 (17.87) |
2.3 (16.05) |
0.2301 |
Sentences reading comprehension (Lobrot): Score - mean(SD) |
21.5 (7.68) |
20.7 (8.97) |
0.4 (6.95) |
0.6385 |
Reading accuracy (Alouette): |
|
|
|
|
Z-score - mean (SD) |
-1.6 (2.18) |
-0.8 (1.49) |
-0.7 (2.06) |
0.0030 |
Disabilities (≤-1.5SD) - n (%) |
27 (36.0%) |
18 (24.0%) |
|
0.0636 |
Reading speed (Alouette): |
|
|
|
|
Z-score - mean (SD) |
-0.6 (0.94) |
-0.6 (1.03) |
-0.0 (0.35) |
ND |
Disabilities (≤-1.5SD) - n (%) |
14 (18.7%) |
19 (25.3%) |
|
0.1250 |
EVIP: |
|
|
|
0.1083 |
Normalized score – mean(SD) |
113.0 (14.66) |
116.2 (14.08) |
-3.2 (17.19) |
|
Table 1Population socio-cultural characteristics, cognitive, attention and reading abilities
SD: Standard Deviation; n: number; ND: test not done as reading speed z-score was a matching criterion *CBCL was assessed for 73 pairs, CPT-II for 69 pairs and Lobrot test for 73 pairs
|
|
« Attention problem »z-scores (CBCL) |
|
|---|---|---|
| CPT-II |
NF1 (N=71) |
Controls (N=71) |
Omissions percentile–ρ(p-value) |
0.09 (0.4319) |
0.20 (0.0865) |
Commissions percentile–ρ(p-value) |
-0.10 (0.4020) |
0.01 (0.9133) |
Hit RT Std. Error percentile –ρ(p-value) |
0.13 (0.2859) |
0.12 (0.3069) |
Perseverations percentiles–ρ p-value) |
0.12 (0.3029) |
0.21 (0.0777) |
Table 2 Spearman correlations between « attention problem » z-scores of CBCL and CPT-II percentiles scores
ρ:correlation coefficient