Table 1.

Risks of Lymphoproliferative Malignancies Among First-Degree Relatives of Patients With Chronic Lymphocytic Leukemia, Hodgkin's Lymphoma, Non-Hodgkin's Lymphoma, and Multiple Myeloma

Patient's Condition	Reference	First-Degree Relative's Risk
		Chronic Lymphocytic Leukemia		Hodgkin's Lymphoma		Non-Hodgkin's Lymphoma		Multiple Myeloma
		OR	95% CI	OR	95% CI	OR	95% CI	OR	95% CI
Chronic lymphocytic leukemia	Goldin et al5	7.5	3.6 to 15.6	2.4	1.1 to 5.1	1.5	1.0 to 2.2	1.1	0.5 to 2.4
Hodgkin's lymphoma	Goldin et al21	2.1	1.2 to 3.8	3.1	1.8 to 5.3	1.3	0.9 to 1.8	1.0	0.6 to 1.8
Non-Hodgkin's lymphoma	Goldin et al27	1.3	0.9 to 1.9	1.4	1.0 to 2.0	1.7	1.4 to 2.2	1.1	0.8 to 1.5
Multiple myeloma	Landgren et al50	0.9	0.4 to 1.9	0.7	0.4 to 1.5	1.2	0.8 to 1.7	1.7	1.0 to 2.7

NOTE. Italic font indicates not significant. Bold font indicates increased risk P < .05. Table constructed using odds ratios and 95% CIs for the risk of lymphoproliferative malignancy in relatives of patients diagnosed in Sweden and Denmark with chronic lymphocytic leukemia, Hodgkin's lymphoma, non-Hodgkin's lymphoma, and multiple myeloma as reported in the respective publications.