Clinical relevance of thrombocytosis in primary care: a prospective cohort study of cancer incidence using English electronic medical records and cancer.

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Presentation transcript:

Clinical relevance of thrombocytosis in primary care: a prospective cohort study of cancer incidence using English electronic medical records and cancer registry data by Sarah ER Bailey, Obioha C Ukoumunne, Elizabeth A Shephard, and Willie Hamilton BJGP Volume ():bjgp17X691109 May 22, 2017 ©2017 by British Journal of General Practice

Patient flow diagram to show the number of patients included in each cohort, and the number excluded for having pre-existing cancer, having a platelet count outside of the eligible range, or having non-melanoma skin cancer. Patient flow diagram to show the number of patients included in each cohort, and the number excluded for having pre-existing cancer, having a platelet count outside of the eligible range, or having non-melanoma skin cancer. NPC = normal platelet count. TH = thrombocytosis. Sarah ER Bailey et al. Br J Gen Pract doi:10.3399/bjgp17X691109 ©2017 by British Journal of General Practice

Cancer incidence (solid line, with 95% CIs indicated by dashed lines) against platelet count as a continuous variable, for males aged ≥40 years. 2b. Cancer incidence (solid line, with 95% CIs indicated by dashed lines) against platelet count as a continuous variable, for males aged ≥40 years. 2b. Cancer incidence (solid line, with 95% CIs indicated by dashed lines) against platelet count as a continuous variable, for females aged ≥40 years. CI = confidence interval. Sarah ER Bailey et al. Br J Gen Pract doi:10.3399/bjgp17X691109 ©2017 by British Journal of General Practice

Proportion of males diagnosed with cancer in the thrombocytosis and normal platelet count cohorts by age group, with 95% CI bars. 3b. Proportion of males diagnosed with cancer in the thrombocytosis and normal platelet count cohorts by age group, with 95% CI bars. 3b. Proportion of females diagnosed with cancer in the thrombocytosis and normal platelet count cohorts by age group, with 95% CI bars. CI = confidence interval. Sarah ER Bailey et al. Br J Gen Pract doi:10.3399/bjgp17X691109 ©2017 by British Journal of General Practice

The most commonly diagnosed cancer types in males with thrombocytosis, compared with males in the general population. The most commonly diagnosed cancer types in males with thrombocytosis, compared with males in the general population. Outer ring shows the cancers diagnosed in males with thrombocytosis. Inner ring shows incidence of cancer types in the general population. 4b. Commonly diagnosed cancer types in females with thrombocytosis, compared with females in the general population. Outer ring shows cancers diagnosed in females with thrombocytosis. Inner ring shows incidence of cancer types in the general population. OG = oesophagogastric. Sarah ER Bailey et al. Br J Gen Pract doi:10.3399/bjgp17X691109 ©2017 by British Journal of General Practice