| Sex | Thyroid Hormones | Thyroid Status | Correlation Coefficient | Language | Arithmetic | Visua-Motor Skills | Memory | Total |
| Male | T3 | Euthyroid (N = 27) | Zero order NO CORR | 0.452 P = 0.014 | 0.501 P = 0.006 | 0.505 P = 0.005 | 0.525 P = 0.003 | 0.535 P = 0.003 |
| Par. corre* CONTROLLED FOR AGE | 0.350 P = 0.068 | 0.393 P = 0.039 | 0.391 P = 0.040 | 0.436 P = 0.021 | 0.430 P = 0.022 | |||
| Sub-hypo N = 7 | Zero order | 0.608 P = 0.082 | 0.505 P = 0.166 | 0.554 P = 0.122 | 0.560 P = 0.117 | 0.606 P = 0.083 | ||
| Par. corre* | 0.415 P = 0.036 | 0.359 P = 0.382 | 0.359 P = 0.382 | 0.305 P = 463 | 0.398 P = 0.329 | |||
| T4 | Euthyroid | Zero order | 0.892 P = 0.000 | 0.829 P = 0.000 | 0.965 P = 0.000 | 0.939 P = 0.000 | 0.981 P = 0.000 | |
| Par.corre* | 0.874 P = 0.000 | 0.787 p = 0.000 | 0.955 P = 0.000 | 0.930 P = 0.000 | 0.977 P = 0.000 | |||
| Sub-hypo | Zero order | 0.575 P = 0.105 | 0.978 P = 0.000 | 0.960 P = 0.000 | 0.966 P = 0.000 | 0.970 P = 0.000 | ||
| Par.corre* | 0.491 P = 0.216 | 0.974 P = 0.000 | 0.959 P = 0.000 | 0.976 P = 0.000 | 0.978 P = 0.000 | |||
| TSH | Euthyroid N = 27 | Zero order | −0.120 P = 0.535 | 0.152 P = 0.430 | 0.041 P = 0.832 | 0.061 P = 0.753 | 0.008 P = 0.968 | |
| Par. corre* | −0.010 P = 0.961 | 0.324 P = 0.092 | 0.205 P = 0.295 | 0.198 P = 0.314 | 0.161 P = 0.413 | |||
| Sub-hypo N = 7 | Zero order | 0.242 P = 0.531 | 0.405 P = 0.280 | 0.436 P = 0.241 | 0.520 P = 0.151 | 0.453 P = 0.220 | ||
| Par. corre* | 0.065 P = 0.878 | 0.302 P = 0.467 | 0.317 P = 0.444 | 0.407 P = 0.317 | 0.325 P = 0.431 | |||
| Female | T3 | Euthyroid N = 48 | Zero order | 0.008 P = 0.995 | 0.275 P = 0.053 | 0.216 P = 0.132 | 0.182 P = 0.206 | 0.169 P = 0.239 |
| Par. corre* | 0.112 P = 0.444 | 0.329 P = 0.021 | 0.315 P = 0.028 | 0.304 P = 0.034 | 0.276 P = 0.055 | |||
| Sub-hypo N = 10 | Zero order | 0.058 P = 0.859 | 0.319 P = 0.313 | 0.183 P = 0.569 | 0.170 P = 0.597 | 0.194 P = 0.545 | ||
| Par. corre* | 0.018 P = 0.821 | 0.332 P = 0.319 | 0.199 P = 0.557 | 0.194 P = 0.568 | 0.242 P = 0.473 | |||
| T4 | Euthyroid | Zero order | 0.718 P = 0.000 | 0.898 P = 0.000 | 0.940 P = 0.000 | 0.915 P = 0.000 | 0.957 P = 0.000 | |
| Par.corre* | 0.717 P = 0.000 | 0.896 P = 0.000 | 0.946 P = 0.000 | 0.930 P = 0.000 | 0.969 P = 0.000 | |||
| Sub-hypo | Zero order | 0.631 P = 0.280 | 0.868 P = 0.000 | 0.892 P = 0.000 | 0.938 P = 0.000 | 0.960 P = 0.000 | ||
| Par.corre* | 0.435 P = 0.181 | 0.891 P = 0.000 | 0.882 P = 0.000 | 0.922 P = 0.000 | 0.943 P = 0.000 | |||
| TSH | Euthyroid | Zero order | −0.169 P = 0.241 | 0.111 P = 0.442 | 0.122 P = 0.399 | 0.094 P = 0.514 | 0.019 P = 0.896 | |
| Par. corre* | −0.283 P = 0.048 | 0.078 P = 0.595 | 0.055 P = 0.707 | 0.008 P = 0.957 | −0.065 P = 0.658 | |||
| Sub-hypo | Zero order | −0.029 P = 0.928 | 0.083 P = 0.799 | −0.102 P = 0.752 | −0.085 P = 0.792 | −0.013 P = 0.968 | ||
| Par. corre* | −0.136 P = 0.689 | 0.052 P = 0.876 | −0.159 P = 0.641 | −0.159 P = 0.641 | −0.100 P = 0.770 |