Table 5. Open in new tab Relative risk...

		With affected relatives	General population
Breast cancer	Male	2	0.05	499	0.04	2.05 (0.52-8.06)
	Female	288	7.98	129 897	10.93	1.15 (1.02-1.28)^b
	All	290	3.93	130 396	5.50	1.15 (1.03-1.29)^b
Colorectal cancer	Male	119	3.16	59 446	5.03	1.01 (0.84-1.20)
	Female	131	3.63	48 859	4.11	1.37 (1.15-1.62)^b
	All	250	3.39	108 305	4.57	1.17 (1.03-1.32)^b
Lung cancer	Male	69	1.83	22 184	1.88	1.59 (1.26-2.01)^b
	Female	66	1.83	21 351	1.80	1.55 (1.22-1.97)^b
	All	135	1.82	43 535	1.84	1.56 (1.32-1.85)^b
Liver cancer	Male	75	1.99	33 726	2.86	1.09 (0.87-1.37)
	Female	33	0.91	14 681	1.24	1.19 (0.85-1.67)
	All	108	1.46	48 407	2.04	1.13 (0.94-1.36)
Leukemia and lymphoma	Male	62	1.65	18 515	1.57	1.31 (1.02-1.67)^b
	Female	45	1.25	15 778	1.33	1.17 (0.86-1.56)
	All	107	1.45	34 293	1.45	1.24 (1.03-1.50)^b

		With affected relatives	General population
Breast cancer	Male	2	0.05	499	0.04	2.05 (0.52-8.06)
	Female	288	7.98	129 897	10.93	1.15 (1.02-1.28)^b
	All	290	3.93	130 396	5.50	1.15 (1.03-1.29)^b
Colorectal cancer	Male	119	3.16	59 446	5.03	1.01 (0.84-1.20)
	Female	131	3.63	48 859	4.11	1.37 (1.15-1.62)^b
	All	250	3.39	108 305	4.57	1.17 (1.03-1.32)^b
Lung cancer	Male	69	1.83	22 184	1.88	1.59 (1.26-2.01)^b
	Female	66	1.83	21 351	1.80	1.55 (1.22-1.97)^b
	All	135	1.82	43 535	1.84	1.56 (1.32-1.85)^b
Liver cancer	Male	75	1.99	33 726	2.86	1.09 (0.87-1.37)
	Female	33	0.91	14 681	1.24	1.19 (0.85-1.67)
	All	108	1.46	48 407	2.04	1.13 (0.94-1.36)
Leukemia and lymphoma	Male	62	1.65	18 515	1.57	1.31 (1.02-1.67)^b
	Female	45	1.25	15 778	1.33	1.17 (0.86-1.56)
	All	107	1.45	34 293	1.45	1.24 (1.03-1.50)^b

Table 5.

Relative risk of other common malignancies in individuals with nonmedullary thyroid cancer–affected first-degree relatives vs the general population of Taiwan

		With affected relatives		General population
	Sex	No.	Prevalence, ‰	No.	Prevalence, ‰	Adjusted RR^a (95% CI)
Breast cancer	Male	2	0.05	499	0.04	2.05 (0.52-8.06)
	Female	288	7.98	129 897	10.93	1.15 (1.02-1.28)^b
	All	290	3.93	130 396	5.50	1.15 (1.03-1.29)^b
Colorectal cancer	Male	119	3.16	59 446	5.03	1.01 (0.84-1.20)
	Female	131	3.63	48 859	4.11	1.37 (1.15-1.62)^b
	All	250	3.39	108 305	4.57	1.17 (1.03-1.32)^b
Lung cancer	Male	69	1.83	22 184	1.88	1.59 (1.26-2.01)^b
	Female	66	1.83	21 351	1.80	1.55 (1.22-1.97)^b
	All	135	1.82	43 535	1.84	1.56 (1.32-1.85)^b
Liver cancer	Male	75	1.99	33 726	2.86	1.09 (0.87-1.37)
	Female	33	0.91	14 681	1.24	1.19 (0.85-1.67)
	All	108	1.46	48 407	2.04	1.13 (0.94-1.36)
Leukemia and lymphoma	Male	62	1.65	18 515	1.57	1.31 (1.02-1.67)^b
	Female	45	1.25	15 778	1.33	1.17 (0.86-1.56)
	All	107	1.45	34 293	1.45	1.24 (1.03-1.50)^b

		With affected relatives		General population
	Sex	No.	Prevalence, ‰	No.	Prevalence, ‰	Adjusted RR^a (95% CI)
Breast cancer	Male	2	0.05	499	0.04	2.05 (0.52-8.06)
	Female	288	7.98	129 897	10.93	1.15 (1.02-1.28)^b
	All	290	3.93	130 396	5.50	1.15 (1.03-1.29)^b
Colorectal cancer	Male	119	3.16	59 446	5.03	1.01 (0.84-1.20)
	Female	131	3.63	48 859	4.11	1.37 (1.15-1.62)^b
	All	250	3.39	108 305	4.57	1.17 (1.03-1.32)^b
Lung cancer	Male	69	1.83	22 184	1.88	1.59 (1.26-2.01)^b
	Female	66	1.83	21 351	1.80	1.55 (1.22-1.97)^b
	All	135	1.82	43 535	1.84	1.56 (1.32-1.85)^b
Liver cancer	Male	75	1.99	33 726	2.86	1.09 (0.87-1.37)
	Female	33	0.91	14 681	1.24	1.19 (0.85-1.67)
	All	108	1.46	48 407	2.04	1.13 (0.94-1.36)
Leukemia and lymphoma	Male	62	1.65	18 515	1.57	1.31 (1.02-1.67)^b
	Female	45	1.25	15 778	1.33	1.17 (0.86-1.56)
	All	107	1.45	34 293	1.45	1.24 (1.03-1.50)^b

Abbreviation: RR, relative risk.

^aAdjusted for age, sex, place of residence, quintiles of income level, occupation, and family size.

^bP less than .05.

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