Table 3

Relative risk of thyroid cancer for relatives of thyroid cancer patients

RelatednessGenderNoRatio
ObsExpO/E95% CI
(A) All probands (n=712)
1st degreeMale286.834.102.74–5.90
1st degreeFemale3216.561.931.31–2.70
2nd degreeMale2312.171.891.12–2.66
2nd degreeFemale5232.901.581.15–2.01
3rd degreeMale3522.551.551.04–2.06
3rd degreeFemale8155.961.451.14–1.77
PooledMale3.831.63–5.04
PooledFemale2.081.58–2.58
(B) Male probands (206)
1st degreeMale131.956.673.57–11.29
1st degreeFemale144.922.841.55–4.74
2nd degreeMale83.632.200.94–4.35
2nd degreeFemale149.771.430.78–2.39
3rd degreeMale157.561.980.98–2.98
3rd degreeFemale1817.341.040.56–1.52
PooledMale6.523.56–9.48
PooledFemale2.551.41–3.70
(C) Female probands (506)
1st degreeMale154.883.071.71–5.03
1st degreeFemale1811.641.550.92–2.43
2nd degreeMale158.541.760.87–2.65
2nd degreeFemale3823.131.641.12–2.16
3rd degreeMale2014.991.330.75–1.92
3rd degreeFemale6338.621.631.23–2.03
PooledMale2.921.70–4.14
PooledFemale2.021.47–2.57