Low molecular weight heparin showed no clear difference in mortality compared with unfractionated heparin (low certainty).
Outpatients showed no clear difference in mortality compared with inpatients ‐ adults (moderate certainty).
Outpatients showed no clear difference in mortality compared with inpatients ‐ children (moderate certainty).
Low‐molecular‐weight heparin (LMWH) showed no clear difference in all‐cause mortality (up to 3 months) compared with vitamin K antagonist (VKA) (low certainty).
Low‐molecular‐weight heparin (LMWH) showed no clear difference in all‐cause mortality (up to 3 months) compared with no LMWH (low certainty).
Low molecular weight heparin secondary prophylaxis showed no clear difference in all‐cause mortality (time‐to‐event) compared with vitamin K antagonist secondary prophylaxis (low certainty).
Low molecular weight heparin secondary prophylaxis showed no clear difference in all‐cause mortality (main analysis ‐ active cancer) compared with vitamin K antagonist secondary prophylaxis (low certainty).
Summary of findings: quinolone prophylaxis probably leads to higher all cause‐mortality compared with TMP‐SMZ prophylaxis (moderate certainty).
Highest showed no clear difference in cancer mortality risk No. of participants: 17,448 (1 RCT) compared with lowest selenium exposure (high certainty).
Neoadjuvant chemotherapy prior to interval surgery (NACT) leads to lower surgically‐related postoperative mortality (28 days to 6 months of… compared with surgery followed by chemotherapy (PDS) (high certainty).
It is very uncertain whether aspirin (ASA) changes all‐cause mortality compared with vitamin K antagonist (VKA) (very low certainty).
It is very uncertain whether aspirin (ASA) changes all‐cause mortality compared with low molecular weight heparin (LMWH) (very low certainty).
It is very uncertain whether vitamin K antagonist (VKA) changes all‐cause mortality compared with low molecular weight heparin (LMWH) (very low certainty).
Direct oral anticoagulant secondary prophylaxis showed no clear difference in all‐cause mortality compared with low molecular weight heparin secondary prophylaxis (low certainty).
Highest showed no clear difference in any cancer mortality (8 studies) compared with lowest green tea exposure (low certainty).
Summary of findings: antibiotics leads to lower all cause mortality compared with placebo or no intervention (high certainty).
It is very uncertain whether highest changes cancer mortality risk No. of participants: 183,863 (7 observational… compared with lowest selenium exposure (very low certainty).