Table 2. Changes in Measurements after Total Thyroidectomy in Patients with Thyroid Cancer.
| Variable | Baseline | 1-2 Years | 3-4 Years | ||
|---|---|---|---|---|---|
| After total thyroidectomy | P value | After total thyroidectomy | P value | ||
| Weight, kg | |||||
| All patients | 61.3±10.1 | 61.6±10.4 | <0.01 | 61.8±10.2 | <0.01a |
| Male | 73.8±10.1 | 74.3±10.6 | 0.04 | 74.0±10.0 | 0.08 |
| Female | 58.7±7.9 | 59.1±8.2 | <0.01 | 59.1±8.0 | 0.01 |
| BMI, kg/m2 | |||||
| All patients | 24.1±3.2 | 24.3±3.3 | <0.01 | 24.2±3.2 | <0.01a |
| Male | 25.6±2.7 | 25.8±2.9 | 0.04 | 25.7±2.9 | 0.07 |
| Female | 23.8±3.2 | 23.9±3.3 | 0.01 | 23.9±3.1 | <0.01 |
| TSH, mU/L | |||||
| All patients | 2.03 (1.32-3.03) | 0.03 (0.01-0.15) | <0.01 | 0.07 (0.01-0.44) | <0.01b |
| Male | 2.14 (1.36-2.86) | 0.04 (0.01-0.30) | <0.01 | 0.10 (0.01-0.94) | <0.01 |
| Female | 1.98 (1.32-3.11) | 0.02 (0.01-0.14) | <0.01 | 0.06 (0.01-0.36) | <0.01 |
| T3, nmol/L | |||||
| All patients | 1.63 (1.43-1.8) | 1.69 (1.49-1.97) | <0.01 | 1.47 (1.32-1.63) | <0.01b |
| Male | 1.62 (1.43-1.82) | 1.69 (1.45-1.97) | <0.01 | 1.46 (1.31-1.66) | <0.01 |
| Female | 1.63 (1.43-1.8) | 1.69 (1.51-1.96) | <0.01 | 1.47 (1.32-1.63) | <0.01 |
Values are expressed as mean±SD or median (range).
BMI, body mass index; TSH, thyroid stimulating hormone; T3, triiodothyronine.
aPaired t test, comparison of weight or BMI after total thyroidectomy versus baseline; bWilcoxon signed rank test, comparison of TSH or T3 after total thyroidectomy versus baseline.