What do systematic reviews say?

TENS with exercise vs exercise

• Transcutaneous electrical nerve stimulation (TENS) for fibromyalgia in adults 2017 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  Very low

Summary of findings ‐ triple therapy: elexacaftor‐tezacaftor‐ivacaftor vs control (ivacaftor alone or tezacaftor plus ivacaftor)

Summary of findings ‐ triple therapy: elexacaftor‐tezacaftor‐ivacaftor showed no clear difference in adverse events: number of participants with treatment‐emergent… compared with control (ivacaftor alone or tezacaftor plus ivacaftor) (moderate certainty).

• Corrector therapies (with or without potentiators) for people with cystic fibrosis with class II CFTR gene variants… 2023 · Cochrane Headline outcomes only
  OR 1.04 [0.53, 2.04]
  1 study · 258 participants
  Moderate

Summary of findings ‐ dual therapy: tezacaftor plus ivacaftor vs placebo or ivacaftor alone

• Corrector therapies (with or without potentiators) for people with cystic fibrosis with class II CFTR gene variants… 2023 · Cochrane Headline outcomes only
  no estimate extracted
  8 studies · 1057 participants
  Moderate

PACK‐CXL with standard therapy vs Standard therapy alone (radiotherapy or chemoradiotherapy)

• Corneal collagen cross‐linking for bacterial infectious keratitis 2020 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 32 participants
  Low