Table 3. Management considerations.

	Group A IDDVT a N  = 1,016	Group B PDVT ± DDVT b N  = 2,305	Group C PE ± any DVT N  = 2,451	Total N  = 5,772
Initial assessment of VTE in ED, c n (%)	315 (31.0) [28.2–33.9]	993 (43.1) [41.0–45.1]	1,491 (60.8) [58.9–62.8]	2,799 (48.5) YY
Diagnosis setting, d n (%)
Hospital	385 (37.9) [34.9–41.0]	979 (42.5) [40.4–44.5]	1,075 (43.9) [41.9–45.9]	2,439 (42.3) Y
ED	227 (22.3) [19.8–25.0]	685 (29.7) [27.9–31.6]	1,112 (45.4) [43.4–47.4]	2,024 (35.1) YY
Outpatient care center/clinic	238 (23.4) [20.9–26.2]	431 (18.7) [17.1–20.4]	208 (8.5) [7.4–9.7]	877 (15.2) YY
Private practice office	165 (16.2) [14.0–18.7]	206 (8.9) [7.8–10.2]	56 (2.3)  [1.7–3.0]	427 (7.4) YY
Admitted to hospital, e n (%)	297 (29.2) [26.4–32.1]	1,118 (48.5) [46.4–50.6]	1,839 (75.0) [73.3–76.7]	3,254 (56.4) YY
Treated in specialist care unit, f n (%)	19 (1.9) [1.1–2.9]	82 (3.6) [2.8–4.4]	461 (18.8) [17.3–20.4]	562 (9.7) Y

Abbreviations: DDVT, distal DVT; DVT, deep vein thrombosis; ED, emergency department; IDDVT, isolated DDVT; PDVT, proximal DVT; PE, pulmonary embolism; VTE, venous thromboembolism.

Notes: Values in square brackets are 95% confidence intervals. Bold font indicates 95% confidence intervals which had no overlap between group A and either group B or group C or both; Y indicates no overlap with one other group; YY indicates no overlap with two other groups.

^aNo iliac vein or proximal lower limb DVT, and no PE.

^bIliac vein or proximal lower limb DVT (popliteal vein and above), but no PE.

^cData missing for one patient in group A and three in group B.

^dData missing for one patient in group A and four in group B.

^eData missing for one patient in group A and three in group B.

^fData missing for 267 patients in group A, 524 in group B, and 479 in group C.