Findings

What do systematic reviews say?

5 questions · 5 findings · 1 reviews · Heart

No studies found 0 · 0%GRADE not reported 0 · 0%Very low 1 · 20%Low 4 · 80%Moderate 0 · 0%High 0 · 0%

All‐cause mortality · patients with non‐ST elevation acute coronary syndromes

Heparin showed no clear difference in all‐cause mortality compared with placebo (low certainty).

1 finding from 1 review

Heparin versus placebo for non‐ST elevation acute coronary syndromes 2014 · Cochrane Headline outcomes only
RR 0.84 [0.36, 1.98]
6 studies · 2426 participants
Low

Myocardial infarction · patients with non‐ST elevation acute coronary syndromes

Heparin may leads to lower incidence of myocardial infarction compared with placebo (low certainty).

1 finding from 1 review

Heparin versus placebo for non‐ST elevation acute coronary syndromes 2014 · Cochrane Headline outcomes only
RR 0.4 [0.25, 0.63]
6 studies · 2426 participants
Low

Recurrent angina · patients with non‐ST elevation acute coronary syndromes

It is very uncertain whether heparin changes recurrent angina compared with placebo (very low certainty).

1 finding from 1 review

Heparin versus placebo for non‐ST elevation acute coronary syndromes 2014 · Cochrane Headline outcomes only
RR 0.81 [0.6, 1.09]
6 studies · 2426 participants
Very low

Incidence of revascularization procedures · patients with non‐ST elevation acute coronary syndromes

Heparin showed no clear difference in incidence of revascularization procedures compared with placebo (low certainty).

1 finding from 1 review

Heparin versus placebo for non‐ST elevation acute coronary syndromes 2014 · Cochrane Headline outcomes only
RR 0.93 [0.76, 1.15]
6 studies · 2520 participants
Low

Major hemorrhage · patients with non‐ST elevation acute coronary syndromes

Heparin showed no clear difference in major hemorrhage compared with placebo (low certainty).

1 finding from 1 review

Heparin versus placebo for non‐ST elevation acute coronary syndromes 2014 · Cochrane Headline outcomes only
RR 2.05 [0.91, 4.6]
8 studies · 3118 participants
Low