What do systematic reviews say?

Arthroscopic surgery vs sclerosing injection

The review found no eligible studies for this question.

• Surgery for patellar tendinopathy (jumper’s knee) 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Arthroscopic surgery vs sclerosing injection

The review found no eligible studies for this question.

• Surgery for patellar tendinopathy (jumper’s knee) 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Open surgical excision vs eccentric exercises

• Surgery for patellar tendinopathy (jumper’s knee) 2019 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 40 participants
  Low

Open surgical excision vs eccentric exercises

Open surgical excision showed no clear difference in participant global assessment of success (People who perceived their… compared with eccentric exercises (low certainty).

• Surgery for patellar tendinopathy (jumper’s knee) 2019 · Cochrane Headline outcomes only
  RR 0.71 [0.27, 1.88]
  1 study · 40 participants
  Low

Open surgical excision vs eccentric exercises

The review found no eligible studies for this question.

• Surgery for patellar tendinopathy (jumper’s knee) 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Open surgical excision vs eccentric exercises

• Surgery for patellar tendinopathy (jumper’s knee) 2019 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 40 participants
  Low

Open surgical excision vs eccentric exercises

• Surgery for patellar tendinopathy (jumper’s knee) 2019 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 40 participants
  Very low

Open surgical excision vs eccentric exercises

The review found no eligible studies for this question.

• Surgery for patellar tendinopathy (jumper’s knee) 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Arthroscopic surgery vs sclerosing injection

• Surgery for patellar tendinopathy (jumper’s knee) 2019 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 50 participants
  Low

Arthroscopic surgery vs sclerosing injection

The review found no eligible studies for this question.

• Surgery for patellar tendinopathy (jumper’s knee) 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Preoperative radiotherapy vs surgery

Preoperative radiotherapy probably leads to lower overall mortality ( compared with surgery alone (moderate certainty).

• Preoperative radiotherapy and curative surgery for the management of localised rectal carcinoma 2018 · Cochrane Headline outcomes only
  Peto OR 0.9 [0.83, 0.98]
  4 studies · 4663 participants
  Moderate

Preoperative radiotherapy vs surgery

Preoperative radiotherapy showed no clear difference in overall mortality ‐ only total mesorectal excision ( compared with surgery alone (low certainty).

• Preoperative radiotherapy and curative surgery for the management of localised rectal carcinoma 2018 · Cochrane Headline outcomes only
  Peto OR 0.97 [0.87, 1.08]
  2 studies · 3211 participants
  Low

Preoperative radiotherapy vs surgery

Preoperative radiotherapy showed no clear difference in cause‐specific mortality ( compared with surgery alone (low certainty).

• Preoperative radiotherapy and curative surgery for the management of localised rectal carcinoma 2018 · Cochrane Headline outcomes only
  Peto OR 0.89 [0.77, 1.03]
  2 studies · 2145 participants
  Low

Preoperative radiotherapy vs surgery

Preoperative radiotherapy probably leads to lower local recurrence ( compared with surgery alone (moderate certainty).

• Preoperative radiotherapy and curative surgery for the management of localised rectal carcinoma 2018 · Cochrane Headline outcomes only
  Peto OR 0.48 [0.4, 0.57]
  4 studies · 4663 participants
  Moderate

Preoperative radiotherapy vs surgery

Preoperative radiotherapy showed no clear difference in curative resection ( compared with surgery alone (low certainty).

• Preoperative radiotherapy and curative surgery for the management of localised rectal carcinoma 2018 · Cochrane Headline outcomes only
  RR 1 [0.97, 1.02]
  4 studies · 4673 participants
  Low

Preoperative radiotherapy vs surgery

Preoperative radiotherapy showed no clear difference in sphincter preservation ( compared with surgery alone (low certainty).

• Preoperative radiotherapy and curative surgery for the management of localised rectal carcinoma 2018 · Cochrane Headline outcomes only
  RR 0.99 [0.94, 1.04]
  3 studies · 4379 participants
  Low

Preoperative radiotherapy vs surgery

Preoperative radiotherapy may leads to higher postoperative morbidity ‐ sepsis (within 30 days after surgery) compared with surgery alone (low certainty).

• Preoperative radiotherapy and curative surgery for the management of localised rectal carcinoma 2018 · Cochrane Headline outcomes only
  RR 1.25 [1.04, 1.52]
  2 studies · 2698 participants
  Low

Preoperative radiotherapy vs surgery

Preoperative radiotherapy may leads to higher postoperative morbidity ‐ surgical complications (within 30 days… compared with surgery alone (low certainty).

• Preoperative radiotherapy and curative surgery for the management of localised rectal carcinoma 2018 · Cochrane Headline outcomes only
  RR 1.2 [1.01, 1.42]
  2 studies · 2698 participants
  Low

Preoperative radiotherapy vs surgery

• Preoperative radiotherapy and curative surgery for the management of localised rectal carcinoma 2018 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 3211 participants
  Low

Methionine and supportive treatment vs supportive treatment

It is very uncertain whether methionine and supportive treatment changes mortality compared with supportive treatment (very low certainty).

• Interventions for paracetamol (acetaminophen) overdose 2018 · Cochrane Headline outcomes only
  Peto OR 0.14 [0, 6.82]
  1 study · 26 participants
  Very low