Table 3 Subgroup analysis of patients with thyroid gland size ≤ 60 g vs > 60 g

Overall

(N = 162)

(N = 57)

RAI 10–15 mCi

75 (66.4%)

38 (33.6%)

0.009*

RAI 20 mCi

87 (82.1%)

19 (17.9%)

Thyroid size ≤ 60 g

(N = 86)

(N = 20)

RAI 10–15 mCi

32 (69.6%)

14 (30.4%)

0.011*

RAI 20 mCi

54 (90%)

6 (10%)

Thyroid size > 60 g

(N = 76)

(N = 37)

RAI 10–15 mCi

43 (64.2%)

24 (35.8%)

0.4

RAI 20 mCi

33 (71.7%)

13 (28.3%)