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Table 1 Socio-demographic and clinical characteristics of the study sample at the time of inclusion in the study

From: Health-related quality of life after deep vein thrombosis

Variable Study sample (n = 254)
N (%)
Demographics
Male 167 (66)
Age, mean (SD) 60 (13)
Unemployed 135 (53)
Years since diagnosis, mean (SD) 5 (2)
Time on anticoagulation (months), median (IQR) 6 (3–34)
Index DVT in left leg 132 (52)
Proximal DVTa 161 (64)
Recurrent DVT 79 (31)
Still on anticoagulation therapy 74 (29)
Any use of ECS after DVT 233 (93)
PTSb 121 (48)
Comorbidities
Current smoker or previous smoker 131 (53)
Current or previous cancer 20 (8)
Heart failure 12 (5)
COPD 13 (5)
Obesity 76 (30)
Provoking factors
Orthopedic surgery 25 (10)
Other extensive surgery 8 (3)
Trauma which caused immobilization 46 (18)
Pregnancy or birth 12 (5)
Hospitalization with immobilization 3 (1)
Long haul flight 25 (10)
  1. COPD chronic obstructive pulmonary disease, ECS elastic compression stockings, PTS post thrombotic syndrome, Obesity body mass index >30, SD standard deviation
  2. aThe exact location of DVT was missing in 6 patients as these patients were diagnosed at another institution and were referred to Ostfold hospital for follow up
  3. b72 patients (28 %) were diagnosed mild-, 37 (15 %) with moderate-, and 12 (5 %) with severe PTS