What do systematic reviews say?

Subacromial decompression vs exercise

• Subacromial decompression surgery for rotator cuff disease 2019 · Cochrane Headline outcomes only
  no estimate extracted
  3 studies · 259 participants
  Low

Subacromial decompression vs exercise

Subacromial decompression showed no clear difference in global assessment of treatment success compared with exercises (low certainty).

• Subacromial decompression surgery for rotator cuff disease 2019 · Cochrane Headline outcomes only
  RR 1.21 [0.96, 1.51]
  2 studies · 158 participants
  Low

Routine preoperative medical testing vs selective or no testing

The review found no eligible studies for this question.

• Routine preoperative medical testing for cataract surgery 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intervention not reported

The intervention may leads to higher proportion free from seizures at 1 year (low certainty).

• Surgery for epilepsy 2019 · Cochrane Headline outcomes only
  RR 9.78 [4.73, 20.21]
  2 studies · 196 participants
  Low

Intervention not reported

It is very uncertain whether the intervention changes proportion free from all seizures (including auras) at 1 year (very low certainty).

• Surgery for epilepsy 2019 · Cochrane Headline outcomes only
  RR 15 [2.08, 108.23]
  1 study · 80 participants
  Very low

Intervention not reported

• Surgery for epilepsy 2019 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 43 participants
  Low

Intervention not reported

The intervention may leads to lower P roportion with remission of seizures (at least Engel Class IB)… (low certainty).

• Surgery for epilepsy 2019 · Cochrane Headline outcomes only
  RR 0.66 [0.45, 0.99]
  1 study · 58 participants
  Low

Intervention not reported

The intervention showed no clear difference in proportion free from seizures (Engel Class 1) at 1 year (low certainty).

• Surgery for epilepsy 2019 · Cochrane Headline outcomes only
  RR 1.14 [0.76, 1.7]
  1 study · 43 participants
  Low

Intervention not reported

The intervention showed no clear difference in proportion free from seizures (Engel Class 1) at 2 years (moderate certainty).

• Surgery for epilepsy 2019 · Cochrane Headline outcomes only
  RR 1.22 [0.85, 1.76]
  1 study · 60 participants
  Moderate

Intervention not reported

The intervention showed no clear difference in proportion free from all seizures (including auras, ILAE 1a) at 1 year (low certainty).

• Surgery for epilepsy 2019 · Cochrane Headline outcomes only
  RR 0.92 [0.59, 1.46]
  1 study · 47 participants
  Low

Intervention not reported

The intervention may leads to higher proportion free from all seizures (including auras) at 1 year (low certainty).

• Surgery for epilepsy 2019 · Cochrane Headline outcomes only
  RR 1.82 [1.12, 2.93]
  1 study · 70 participants
  Low

Intraoperative neuromonitoring vs visual nerve identification only during thyroidectomy

The review found no eligible studies for this question.

• Intraoperative neuromonitoring versus visual nerve identification for prevention of recurrent laryngeal nerve injury… 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intraoperative neuromonitoring vs visual nerve identification only during thyroidectomy

It is very uncertain whether intraoperative neuromonitoring changes adverse events other than RILN palsy (participants) Definition:… compared with visual nerve identification only during thyroidectomy (very low certainty).

• Intraoperative neuromonitoring versus visual nerve identification for prevention of recurrent laryngeal nerve injury… 2019 · Cochrane Headline outcomes only
  RR 1.25 [0.45, 3.47]
  2 studies · 286 participants
  Very low

Intraoperative neuromonitoring vs visual nerve identification only during thyroidectomy

• Intraoperative neuromonitoring versus visual nerve identification for prevention of recurrent laryngeal nerve injury… 2019 · Cochrane Headline outcomes only
  no estimate extracted
  3 studies · 1251 participants
  Very low

Intraoperative neuromonitoring vs visual nerve identification only during thyroidectomy

• Intraoperative neuromonitoring versus visual nerve identification for prevention of recurrent laryngeal nerve injury… 2019 · Cochrane Headline outcomes only
  no estimate extracted
  3 studies · 1438 participants
  Moderate

Intraoperative neuromonitoring vs visual nerve identification only during thyroidectomy

The review found no eligible studies for this question.

• Intraoperative neuromonitoring versus visual nerve identification for prevention of recurrent laryngeal nerve injury… 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

IStent in combination with phacoemulsification vs phacoemulsification alone

It is very uncertain whether IStent in combination with phacoemulsification changes proportion of participants who were drop‐free compared with phacoemulsification alone (very low certainty).

• Ab interno trabecular bypass surgery with iStent for open‐angle glaucoma 2019 · Cochrane Headline outcomes only
  RR 1.38 [1.18, 1.63]
  2 studies · 239 participants
  Very low

IStent (or iStent inject) vs medical therapy

• Ab interno trabecular bypass surgery with iStent for open‐angle glaucoma 2019 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 184 participants
  Very low

IStent (or iStent inject) vs medical therapy

The review found no eligible studies for this question.

• Ab interno trabecular bypass surgery with iStent for open‐angle glaucoma 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

IStent (or iStent inject) vs medical therapy

• Ab interno trabecular bypass surgery with iStent for open‐angle glaucoma 2019 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 101 participants
  GRADE not reported