Table 3 Incidence rate. Follow-up duration of samples ≧ 3 months

  Non-Hashimoto’s thyroiditis

310,704

241 (0.08)

1,512,207

15.94

Ref.

< 0.001

0.478

  Hashimoto’s thyroiditis

15,725

76 (0.48)

73,789

103.00

6.46 (4.99–8.36)

< 0.001

  Non-Hashimoto’s thyroiditis

310,704

237 (0.08)

1,512,219

15.67

Ref.

< 0.001

0.510

  Hashimoto’s thyroiditis

15,726

76 (0.48)

73,791

102.99

6.57 (5.08–8.51)

< 0.001

  Non-Hashimoto’s thyroiditis

310,709

186 (0.06)

1,512,452

12.30

Ref.

< 0.001

0.202

  Hashimoto’s thyroiditis

15,730

66 (0.42)

73,832

89.39

7.27 (5.49–9.63)

< 0.001

  Non-Hashimoto’s thyroiditis

309,068

214 (0.07)

1,504,399

14.22

Ref.

< 0.001

0.125

  Hashimoto’s thyroiditis

15,180

54 (0.36)

71,560

75.46

5.30 (3.94–7.15)

< 0.001

  Non-Hashimoto’s thyroiditis

30,680

38 (0.12)

149,198

25.47

Ref.

< 0.001

0.810

  Hashimoto’s thyroiditis

15,490

64 (0.41)

72,891

87.80

3.45 (2.31–5.15)

< 0.001

  Non-Hashimoto’s thyroiditis

30,680

36 (0.12)

149,206

24.13

Ref.

< 0.001

0.910

  Hashimoto’s thyroiditis

15,490

64 (0.41)

72,891

87.80

3.64 (2.42–5.47)

< 0.001

  Non-Hashimoto’s thyroiditis

30,680

21 (0.07)

149,246

14.07

Ref.

< 0.001

0.246

  Hashimoto’s thyroiditis

15,493

56 (0.36)

72,923

76.79

5.46 (3.31–9.01)

< 0.001

  Non-Hashimoto’s thyroiditis

30,159

27 (0.09)

146,778

18.40

Ref.

< 0.001

0.603

  Hashimoto’s thyroiditis

15,160

53 (0.35)

71,493

74.13

4.03 (2.54–6.41)

< 0.001