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Table 2 Type of anticoagulant therapy given for children younger than 2 years diagnosed with VTE

From: Clinical presentation and therapeutic management of venous thrombosis in young children: a retrospective analysis

  Total population, N = 346 Children aged < 0.5 year, N = 271 Children aged 0.5-2 years, N = 75
CVC-VTE, n (%) 227 (65.6) 175 (64.6) 52 (69.3)
 Anticoagulation,a n (%) 199 (88) 153 (87) 46 (88)
 No anticoagulation, n (%) 28 (12) 22 (13) 6 (12)
Non-CVC-VTE, n (%) 119 (34.4) 96 (35.4) 23 (30.7)
 Anticoagulation,a n (%) 110 (92) 88 (92) 22 (96)
 No anticoagulation, n (%) 9 (8) 8 (8) 1 (4)
CVC-VTE
 Extremity/caval vein thrombosis/pulmonary embolism 89 34
  Anticoagulation,a n (%) 76 (85) 30 (88)
  No anticoagulation, n (%) 13 (15) 4 (12)
 Cardiac thrombosis 20 4
  Anticoagulation,a n (%) 18 (90) 4 (100)
  No anticoagulation, n (%) 2 (10) 0
 Renal vein thrombosis 1 0
  Anticoagulation,a n (%) 1 (100)
  No anticoagulation, n (%) 0
 Portal vein thrombosis 18 0
  Anticoagulation,a n (%) 14 (78)
  No anticoagulation, n (%) 4 (22)
 Jugular/subclavian vein thrombosis 47 14
  Anticoagulation,a n (%) 44 (94) 12 (86)
  No anticoagulation, n (%) 3 (6) 2 (14)
Non-CVC-VTE
 Cerebral venous sinus thrombosis 37 8
  Anticoagulation,a n (%) 34 (92) 8 (100)
  No anticoagulation, n (%) 3 (8) 0
 Extremity/caval vein thrombosis/pulmonary embolism 16 11
  Anticoagulation,a n (%) 14 (88) 11 (100)
  No anticoagulation, n (%) 2 (13) 0
 Cardiac thrombosis 12 0
  Anticoagulation,a n (%) 12 (100)
  No anticoagulation, n (%) 0
 Renal vein thrombosisb 14 0
  Anticoagulation,a n (%) 12 (86)
  No anticoagulation, n (%) 2 (14)
 Portal vein thrombosisb 14 1
  Anticoagulation,a n (%) 14 (100) 0
  No anticoagulation, n (%) 0 1 (100)
 Jugular/subclavian vein thrombosis 4 3
  Anticoagulation,a n (%) 3 (75) 3 (100)
  No anticoagulation, n (%) 1 (25) 0
  1. aUnfractionated heparin, low molecular weight heparin, fondaparinux or vitamin K antagonists. bA single patient had renal and portal vein thrombosis and was therefore considered in both groups