Table 1.

Baseline characteristics of 2759 patients

	65–69	70–74	75–79	80–84	85–89	≥ 90	All ages
Number n (%)	495 (18)	518 (19)	555 (20)	611 (22)	407 (15)	173 (6)	2759 (100)
Female sex n (%)	325 (66)	356 (69)	371 (67)	411 (67)	287 (71)	122 (71)	1872 (68)
Age (mean ± SD)	67.12 ± 1.39	72.00 ± 1.41	77.14 ± 1.40	81.88 ± 1.40	86.72 ± 1.39	92.19 ± 2.55	77.78 ± 7.59
D-dimer mean in patients with DVT (mg/L)	2.1	2.2	2.3	2.4	2.5	3.4	2.4
D-dimer mean in patients without DVT (mg/L)	1.98	2.09	2.1	2.11	2.26	2.27	2.11
D-dimer mean in all patients (mg/L)	2.00	2.10	2.12	2.13	2.28	2.36	2.14
DVT N (%)	55 (11)	45 (9)	70 (13)	57 (9)	38 (9)	15 (9)	280 (10)

SD standard deviation, DVT Deep venous thromboembolism