Findings

What do systematic reviews say?

10 questions · 10 findings · 1 reviews · Colorectal · Headline outcomes only

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No studies found 0 · 0%GRADE not reported 0 · 0%Very low 0 · 0%Low 0 · 0%Moderate 10 · 100%High 0 · 0%

Intervention not reported

All VTE · patients undergoing abdominal or pelvic surgery

The intervention probably leads to lower all VTE (moderate certainty).

1 finding from 1 review

Prolonged thromboprophylaxis with low molecular weight heparin for abdominal or pelvic surgery 2019 · Cochrane Headline outcomes only
OR 0.38 [0.26, 0.54]
7 studies · 1728 participants
Moderate

Intervention not reported

All DVT (sensitivity analysis unpublished) · patients undergoing abdominal or pelvic surgery

The intervention probably leads to lower all DVT (sensitivity analysis unpublished) (moderate certainty).

1 finding from 1 review

Prolonged thromboprophylaxis with low molecular weight heparin for abdominal or pelvic surgery 2019 · Cochrane Headline outcomes only
OR 0.4 [0.27, 0.58]
6 studies · 1620 participants
Moderate

Intervention not reported

All DVT · patients undergoing abdominal or pelvic surgery

The intervention probably leads to lower all DVT (moderate certainty).

1 finding from 1 review

Prolonged thromboprophylaxis with low molecular weight heparin for abdominal or pelvic surgery 2019 · Cochrane Headline outcomes only
OR 0.39 [0.27, 0.55]
7 studies · 1728 participants
Moderate

Intervention not reported

Proximal DVT · patients undergoing abdominal or pelvic surgery

The intervention probably leads to lower proximal DVT (moderate certainty).

1 finding from 1 review

Prolonged thromboprophylaxis with low molecular weight heparin for abdominal or pelvic surgery 2019 · Cochrane Headline outcomes only
OR 0.22 [0.1, 0.47]
7 studies · 1728 participants
Moderate

Intervention not reported

Symptomatic VTE · patients undergoing abdominal or pelvic surgery

The intervention showed no clear difference in symptomatic VTE (moderate certainty).

1 finding from 1 review

Prolonged thromboprophylaxis with low molecular weight heparin for abdominal or pelvic surgery 2019 · Cochrane Headline outcomes only
OR 0 [0.08, 1.11]
7 studies · 1728 participants
Moderate

Intervention not reported

Bleeding complications · patients undergoing abdominal or pelvic surgery

The intervention showed no clear difference in bleeding complications (moderate certainty).

1 finding from 1 review

Prolonged thromboprophylaxis with low molecular weight heparin for abdominal or pelvic surgery 2019 · Cochrane Headline outcomes only
OR 1.1 [0.67, 1.81]
7 studies · 2239 participants
Moderate

Intervention not reported

Mortality · patients undergoing abdominal or pelvic surgery

The intervention showed no clear difference in mortality (moderate certainty).

1 finding from 1 review

Prolonged thromboprophylaxis with low molecular weight heparin for abdominal or pelvic surgery 2019 · Cochrane Headline outcomes only
OR 1.15 [0.72, 1.84]
7 studies · 1881 participants
Moderate

Intervention not reported

All VTE (subgroup analysis open only) · patients undergoing abdominal or pelvic surgery

The intervention probably leads to lower all VTE (subgroup analysis open only) (moderate certainty).

1 finding from 1 review

Prolonged thromboprophylaxis with low molecular weight heparin for abdominal or pelvic surgery 2019 · Cochrane Headline outcomes only
OR 0.42 [0.29, 0.6]
6 studies · 1503 participants
Moderate

Intervention not reported

All DVT (subgroup analysis open only) · patients undergoing abdominal or pelvic surgery

The intervention probably leads to lower all DVT (subgroup analysis open only) (moderate certainty).

1 finding from 1 review

Prolonged thromboprophylaxis with low molecular weight heparin for abdominal or pelvic surgery 2019 · Cochrane Headline outcomes only
OR 0.43 [0.3, 0.62]
6 studies · 1503 participants
Moderate

Intervention not reported

All VTE (sensitivity analysis unpublished) · patients undergoing abdominal or pelvic surgery

The intervention probably leads to lower all VTE (sensitivity analysis unpublished) (moderate certainty).

1 finding from 1 review

Prolonged thromboprophylaxis with low molecular weight heparin for abdominal or pelvic surgery 2019 · Cochrane Headline outcomes only
OR 0.38 [0.27, 0.56]
6 studies · 1620 participants
Moderate