What do systematic reviews say?

Routine preoperative medical testing vs selective or no testing

Routine preoperative medical testing showed no clear difference in ocular adverse events up to 2 months after surgery compared with selective or no testing (moderate certainty).

• Routine preoperative medical testing for cataract surgery 2019 · Cochrane Headline outcomes only
  OR 0.99 [0.71, 1.38]
  2 studies · 2281 participants
  Moderate

Routine preoperative medical testing vs selective or no testing

Routine preoperative medical testing showed no clear difference in medical adverse events up to 2 months after surgery compared with selective or no testing (high certainty).

• Routine preoperative medical testing for cataract surgery 2019 · Cochrane Headline outcomes only
  OR 1 [0.86, 1.16]
  3 studies · 21531 participants
  High

Combined steroid and antibiotic therapy vs antibiotics alone

Combined steroid and antibiotic therapy showed no clear difference in adverse events at 3 to 12 months' compared with antibiotics alone (low certainty).

• Adjunctive steroid therapy versus antibiotics alone for acute endophthalmitis after intraocular procedure 2022 · Cochrane Headline outcomes only
  RR 1.41 [0.53, 3.74]
  3 studies · 227 participants
  Low

Botulinum toxin vs surgery

The review found no eligible studies for this question.

• Botulinum toxin for the treatment of strabismus 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Botulinum toxin vs surgery

• Botulinum toxin for the treatment of strabismus 2023 · Cochrane Headline outcomes only
  no estimate extracted
  3 studies · 212 participants
  Low

Blue‐light filtering intraocular lenses (IOL) vs non blue‐light filtering IOL

The review found no eligible studies for this question.

• Blue‐light filtering intraocular lenses (IOLs) for protecting macular health 2018 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found