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Table 1 Numbers of cases by each kinds of venous thromboembolism

From: Family history of venous thromboembolism is a risk factor for venous thromboembolism in combined oral contraceptive users: a nationwide case-control study

ICD-10 Before exclusions (N = 7,795) After exclusions (N = 2,311)
I676 119 (2 %) 27 (1 %)
I80 4,545 (58 %) 1,156 (50 %)
I81 76 (1 %) 20 (1 %)
I82 1,143 (15 %) 358 (15 %)
I26 1,887 (24 %) 746 (32 %)