↑, meta-analysis 586 DVT, 1,843 controls (75)↑, lower extremity: 112 DVT vs. 122 non-DVT↔, upper extremity: 32 DVT vs. 13 non-DVT (76)↑ 62 DVT vs. 116 non-DVT (78) ↑ in DVT patients vs. controls (80) ↑ 49 VTE vs. 48 controls (47) ↑ 22 DVT vs. 21 non-DVT vs. 30 controls (81) ↔ 37 DVT vs. 32 non-DVT (82) ↑ 52 DVT vs. 83 non-DVT (83) ↑ platelet expressing P-selectin in post-operative DVT (84) ↑ 89 DVT vs. 126 controls (85) ↑21 DVT vs. 68 non-DVT (69). The gene discussed is SELP; the disease is deep vein thrombosis.