What do systematic reviews say?

Mesh vs non‐mesh repair

Mesh probably leads to lower hernia recurrence compared with non‐mesh repair (moderate certainty).

• Mesh versus non‐mesh for inguinal and femoral hernia repair 2018 · Cochrane Headline outcomes only
  RR 0.46 [0.26, 0.8]
  21 studies · 5575 participants
  Moderate

Mesh vs non‐mesh repair

Mesh leads to lower surgical complications ‐ neurovascular or visceral injury compared with non‐mesh repair (high certainty).

• Mesh versus non‐mesh for inguinal and femoral hernia repair 2018 · Cochrane Headline outcomes only
  RR 0.61 [0.49, 0.76]
  24 studies · 6293 participants
  High

Mesh vs non‐mesh repair

Mesh showed no clear difference in surgical complications ‐ wound infection compared with non‐mesh repair (low certainty).

• Mesh versus non‐mesh for inguinal and femoral hernia repair 2018 · Cochrane Headline outcomes only
  RR 1.29 [0.89, 1.86]
  21 studies · 4540 participants
  Low

Mesh vs non‐mesh repair

Mesh showed no clear difference in surgical complications ‐ wound dehiscence compared with non‐mesh repair (low certainty).

• Mesh versus non‐mesh for inguinal and femoral hernia repair 2018 · Cochrane Headline outcomes only
  RR 0.55 [0.12, 2.48]
  2 studies · 329 participants
  Low

Mesh vs non‐mesh repair

The review found no eligible studies for this question.

• Mesh versus non‐mesh for inguinal and femoral hernia repair 2018 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Mesh vs non‐mesh repair

• Mesh versus non‐mesh for inguinal and femoral hernia repair 2018 · Cochrane Headline outcomes only
  no estimate extracted
  20 studies · 4148 participants
  Very low

Mesh vs non‐mesh repair

• Mesh versus non‐mesh for inguinal and femoral hernia repair 2018 · Cochrane Headline outcomes only
  no estimate extracted
  12 studies · 2966 participants
  Low

Mesh vs non‐mesh repair

• Mesh versus non‐mesh for inguinal and femoral hernia repair 2018 · Cochrane Headline outcomes only
  no estimate extracted
  10 studies · 3183 participants
  Low

Mesh vs non‐mesh repair

• Mesh versus non‐mesh for inguinal and femoral hernia repair 2018 · Cochrane Headline outcomes only
  no estimate extracted
  5 studies · 1680 participants
  Low

Summary of findings table ‐ mesh repair vs non‐mesh repair

• Mesh versus non‐mesh for emergency groin hernia repair 2023 · Cochrane Headline outcomes only
  no estimate extracted
  5 studies · 402 participants
  Very low

Prosthetic mesh placement vs usual care

Prosthetic mesh placement probably leads to lower subgroup analysis:Incidence of parastomal hernia (sublay… compared with standard treatment (moderate certainty).

• Prosthetic mesh placement for the prevention of parastomal herniation 2018 · Cochrane Headline outcomes only
  RR 0.48 [0.36, 0.64]
  7 studies · 619 participants
  Moderate

Prosthetic mesh placement vs usual care

Prosthetic mesh placement showed no clear difference in subgroup analysis:Incidence of parastomal hernia (intraperitoneal… compared with standard treatment (moderate certainty).

• Prosthetic mesh placement for the prevention of parastomal herniation 2018 · Cochrane Headline outcomes only
  RR 0.76 [0.55, 1.06]
  2 studies · 101 participants
  Moderate

Prosthetic mesh placement vs usual care

• Prosthetic mesh placement for the prevention of parastomal herniation 2018 · Cochrane Headline outcomes only
  no estimate extracted
  4 studies · 128 participants
  GRADE not reported

Summary of findings table ‐ mesh repair vs non‐mesh repair

It is very uncertain whether summary of findings table ‐ mesh repair changes surgical site infections within 30 days of repair compared with non‐mesh repair (very low certainty).

• Mesh versus non‐mesh for emergency groin hernia repair 2023 · Cochrane Headline outcomes only
  RR 1.66 [0.96, 2.88]
  2 studies · 454 participants
  Very low

Summary of findings table ‐ mesh repair vs non‐mesh repair

It is very uncertain whether summary of findings table ‐ mesh repair changes mortality within 30 days of repair compared with non‐mesh repair (very low certainty).

• Mesh versus non‐mesh for emergency groin hernia repair 2023 · Cochrane Headline outcomes only
  RR 1.38 [0.58, 3.28]
  1 study · 208 participants
  Very low

Summary of findings table ‐ mesh repair vs non‐mesh repair

• Mesh versus non‐mesh for emergency groin hernia repair 2023 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 0 participants
  GRADE not reported

Summary of findings table ‐ mesh repair vs non‐mesh repair

• Mesh versus non‐mesh for emergency groin hernia repair 2023 · Cochrane Headline outcomes only
  no estimate extracted
  3 studies · 200 participants
  Very low

Summary of findings table ‐ mesh repair vs non‐mesh repair

It is very uncertain whether summary of findings table ‐ mesh repair changes clinical recurrence or reoperation for recurrence within one year of… compared with non‐mesh repair (very low certainty).

• Mesh versus non‐mesh for emergency groin hernia repair 2023 · Cochrane Headline outcomes only
  RR 0.19 [0.04, 1.03]
  2 studies · 104 participants
  Very low

Summary of findings table ‐ mesh repair vs non‐mesh repair

• Mesh versus non‐mesh for emergency groin hernia repair 2023 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 0 participants
  GRADE not reported

Prosthetic mesh placement vs usual care

Prosthetic mesh placement may leads to lower overall incidence of parastomal hernia ( compared with standard treatment (low certainty).

• Prosthetic mesh placement for the prevention of parastomal herniation 2018 · Cochrane Headline outcomes only
  RR 0.53 [0.43, 0.66]
  10 studies · 771 participants
  Low