Mesh showed no clear difference in surgical complications ‐ wound dehiscence compared with non‐mesh repair (low certainty).
Standard irrigation showed no clear difference in wound dehiscence compared with pulsatile irrigation (low certainty).
All irrigation showed no clear difference in wound dehiscence compared with no irrigation (low certainty).
It is very uncertain whether irrigation with antibacterial solution changes wound dehiscence compared with irrigation with non‐antibacterial solution (very low certainty).
Tissue adhesive may leads to higher wound dehiscence compared with sutures (low certainty).
Octylcyanoacrylate showed no clear difference in wound dehiscence compared with butylcyanoacrylate (low certainty).
Tissue adhesive showed no clear difference in wound dehiscence compared with adhesive tape (low certainty).
Tissue adhesive showed no clear difference in wound dehiscence compared with staples (low certainty).
Tissue adhesive showed no clear difference in wound dehiscence compared with other methods (low certainty).
It is very uncertain whether high viscosity tissue adhesive changes wound dehiscence compared with low viscosity tissue adhesive (very low certainty).
It is very uncertain whether summary of findings table ‐ Off‐midline closure changes wound dehiscence compared with tension‐free midline closure (very low certainty).
Summary of findings table ‐ Off‐midline closure (Karydakis flap) showed no clear difference in wound dehiscence compared with off‐midline closure (Limberg flap) (low certainty).
Summary of findings table ‐ Off‐midline closure may leads to lower wound dehiscence compared with conventional midline closure (low certainty).
Negative pressure wound therapy showed no clear difference in dehiscence (proportion of participants in each group with wound… compared with standard dressing (moderate certainty).
It is very uncertain whether early dressing removal changes superficial wound dehiscence Superficial wound dehiscence reported… compared with delayed dressing removal (very low certainty).
It is very uncertain whether subcutaneous closure changes deep wound dehiscence compared with no subcutaneous closure (very low certainty).
It is very uncertain whether subcuticular sutures changes wound dehiscence Incidence of wound dehiscence compared with surgical tapes (very low certainty).
It is very uncertain whether subcuticular sutures changes wound dehiscence Incidence of wound dehiscence compared with surgical zippers (very low certainty).
It is very uncertain whether subcutaneous closure changes superficial wound dehiscence compared with no subcutaneous closure (very low certainty).