What do systematic reviews say?

Progressive computer glasses with far distance focus vs trifocal computer glasses

• Optical correction of refractive error for preventing and treating eye symptoms in computer users 2018 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 24 participants
  Very low

Progressive computer glasses with far distance focus vs trifocal computer glasses

• Optical correction of refractive error for preventing and treating eye symptoms in computer users 2018 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 24 participants
  Very low

Progressive computer glasses with far distance focus vs monofocal computer glasses

• Optical correction of refractive error for preventing and treating eye symptoms in computer users 2018 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 64 participants
  Low

Progressive computer glasses with far distance focus vs monofocal computer glasses

• Optical correction of refractive error for preventing and treating eye symptoms in computer users 2018 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 64 participants
  Very low

Progressive computer glasses with far distance focus vs bifocal computer lenses

It is very uncertain whether progressive computer glasses with far distance focus changes headache (improvement of symptoms after 4 weeks) compared with bifocal computer lenses (very low certainty).

• Optical correction of refractive error for preventing and treating eye symptoms in computer users 2018 · Cochrane Headline outcomes only
  OR 1.43 [0.27, 7.55]
  1 study · 36 participants
  Very low

Progressive computer glasses with far distance focus vs bifocal computer lenses

It is very uncertain whether progressive computer glasses with far distance focus changes nausea (improvement of symptoms after 4 weeks) compared with bifocal computer lenses (very low certainty).

• Optical correction of refractive error for preventing and treating eye symptoms in computer users 2018 · Cochrane Headline outcomes only
  RR 1.29 [0.68, 2.45]
  1 study · 8 participants
  Very low

Progressive computer glasses with far distance focus vs bifocal computer lenses

It is very uncertain whether progressive computer glasses with far distance focus changes dizziness (improvement of symptoms after 4 weeks) compared with bifocal computer lenses (very low certainty).

• Optical correction of refractive error for preventing and treating eye symptoms in computer users 2018 · Cochrane Headline outcomes only
  RR 1 [0.25, 4]
  1 study · 8 participants
  Very low

Progressive computer glasses with far distance focus vs bifocal computer lenses

It is very uncertain whether progressive computer glasses with far distance focus changes asthenopia (improvement of symptoms after 4 weeks) compared with bifocal computer lenses (very low certainty).

• Optical correction of refractive error for preventing and treating eye symptoms in computer users 2018 · Cochrane Headline outcomes only
  RR 1 [0.8, 1.24]
  1 study · 38 participants
  Very low