What do systematic reviews say?

Computer glasses vs Ergonomic assessment plus habitual (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

Computer glasses vs Ergonomic assessment plus habitual (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

Computer glasses vs Ergonomic assessment plus habitual (computer) glasses

It is very uncertain whether computer glasses changes eyestrain (yes/no) compared with ergonomic assessment plus habitual (computer) glasses (very low certainty).

• Optical correction of refractive error for preventing and treating eye symptoms in computer users 2018 · Cochrane Headline outcomes only
  RR 0.95 [0.67, 1.34]
  1 study · 24 participants
  Very low

Computer glasses vs Ergonomic assessment plus habitual (computer) glasses

It is very uncertain whether computer glasses changes headache (yes/no) compared with ergonomic assessment plus habitual (computer) glasses (very low certainty).

• Optical correction of refractive error for preventing and treating eye symptoms in computer users 2018 · Cochrane Headline outcomes only
  RR 0.92 [0.52, 1.63]
  1 study · 24 participants
  Very low

Computer glasses vs Ergonomic assessment plus habitual (computer) glasses

It is very uncertain whether computer glasses changes upset stomach (yes/no) compared with ergonomic assessment plus habitual (computer) glasses (very low certainty).

• Optical correction of refractive error for preventing and treating eye symptoms in computer users 2018 · Cochrane Headline outcomes only
  RR 0.5 [0.14, 1.79]
  1 study · 24 participants
  Very low

Progressive computer glasses 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 · 186 participants
  Low

Progressive computer glasses 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 · 186 participants
  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 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 intermediate 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 intermediate 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

Progressive computer glasses with intermediate distance focus vs progressive glasses

• Optical correction of refractive error for preventing and treating eye symptoms in computer users 2018 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 58 participants
  Low

Progressive computer glasses with intermediate distance focus vs progressive 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 · 35 participants
  Low

Progressive computer glasses with intermediate distance focus vs progressive 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 · 23 participants
  Low