Table 1. Demographic and background data of the hyperthyroidism group and healthy control group.
| Hyperthyroidism Group (N = 38) | Healthy Control Group (N = 40) | t or χ2 | p | |
|---|---|---|---|---|
| Age (years) | 30.47 ± 1.00 | 30.60 ± 8.73 | -0.060 | 0.953 |
| Gender (F/M) | 21/17 | 21/19 | 0.060 | 0.807 |
| Education (years) | 10.68 ± 3.21 | 11.98 ± 3.17 | -1.786 | 0.078 |
| Disease duration (months) | 7.58±6.80 | - | - | - |
| T3 | 7.55 ± 3.94 | 1.87 ± 0.47 | 8.816 | <0.001 |
| T4 | 287.46 ± 89.14 | 98.87 ± 23.25 | 12.639 | <0.001 |
| TSH | 0.01 ± 0.02 | 2.19 ± 0.73 | -18.854 | <0.001 |
| MMSE | 28.05 ± 1.70 | 28.13 ± 1.77 | -0.184 | 0.854 |
| SAS | 36.76 ± 6.57 | 32.00 ± 6.09 | 3.323 | 0.001 |
| Digit span test (forward) | 7.26 ± 0.92 | 7.35 ± 0.89 | -0.423 | 0.674 |
| Digit span test (backward) | 5.05 ± 1.04 | 5.53 ± 1.15 | -1.897 | 0.062 |
| Stroop color word test (seconds) | 13.93 ± 6.68 | 10.87 ± 3.57 | 2.502 | 0.015 |