Table 3 Overall follow-up indicators at different time points after RAI treatment

TSH (mIU/l)

0.005 (0.005, 0.010)

6.650 (0.008, 61.65)

 − 1.602

 < 0.001

3.800 (0.083, 22.323)

 − 0.079

0.425

4.000 (0.760, 13.620)

 − 0.022

0.824

404.89

 < 0.001

FT3 (pmol/l)

24.95 (14.60, 35.80)

2.96 (1.45, 5.43)

2.257

 < 0.001

4.14 (3.27, 5.42)

 − 0.543

 < 0.001

4.21 (3.66, 4.90)

 − 0.030

0.758

600.63

 < 0.001

FT4 (pmol/l)

60.29 (38.55, 100.00)

7.42 (3.07, 19.21)

2.178

 < 0.001

16.76 (11.58, 21.26)

0.546

 < 0.001

16.91 (13.61, 20.43)

 − 0.057

0.557

551.69

 < 0.001

TRAb (IU/ml)

14.32 (6.99, 32.35)

37.84 (16.53, 40.00)

 − 0.942

0.008

25.72 (11.75, 40.00)

 − 0.173

0.629

17.52 (5.38, 32.83)

 − 1.327

 < 0.001

25.055

 < 0.001

TPOAb (IU/ml)

295.5 (83.0, 563.8)

600.0 (321.8, 600.0)

 − 1.646

 < 0.001

537.6 (278.7, 600.0)

 − 0.061

0.831

333.6 (128.9, 557.5)

 − 1.110

 < 0.001

59.049

 < 0.001

TgAb (IU/l)

212.3 (39.39, 620.3)

405.1 (120.9, 660.0)

 − 0.939

0.001

318.4 (104.7, 650.5)

 − 0.415

0.146

149.6 (31.7, 499.5)

 − 0.622

0.029

17.692

0.001

Median heart rate (bpm)

93.23 ± 16.53

73.08 ± 12.64

1.438

 < 0.001

74.51 ± 13.70

 − 0.042

0.911

75.30 ± 12.44

 − 0.188

0.615

27.106

 < 0.001