Scar severity ‐ 585‐nm Pulsed‐Dye Laser (PDL) versus no treatment ‐ patient self‐assessment of scar improvement of 50% or higher ‐ hypertrophic and keloid scars ‐ · participants with hypertrophic and keloid scars
Laser therapy may leads to higher scar severity ‐ 585‐nm Pulsed‐Dye Laser (PDL) versus no treatment ‐… compared with no treatment (low certainty).
1 finding from 1 review
RR 1.96 [1.11, 3.45]
Studies not reported
Low
Scar severity ‐ 585‐nm PDL versus TAC ‐ patient self‐assessment of scar improvement of 50% or higher, or patients considering the scar better or much better ‐ hypertrophic and keloid scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy changes scar severity ‐ 585‐nm PDL versus TAC ‐ patient self‐assessment of… compared with other treatments (very low certainty).
1 finding from 1 review
OR 0.81
Studies not reported
Very low
Scar severity ‐ 585‐nm PDL versus 5‐FU ‐ patient self‐assessment of scar improvement of 50% or higher ‐ hypertrophic and keloid scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy changes scar severity ‐ 585‐nm PDL versus 5‐FU ‐ patient self‐assessment of… compared with other treatments (very low certainty).
1 finding from 1 review
OR 0.81
Studies not reported
Very low
Scar severity ‐ 585‐nm PDL versus TAC plus 5‐FU ‐ patient self‐assessment of scar improvement of 50% or higher ‐ hypertrophic and keloid scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy changes scar severity ‐ 585‐nm PDL versus TAC plus 5‐FU ‐ patient… compared with other treatments (very low certainty).
1 finding from 1 review
RR 0.89 [0.61, 1.29]
Studies not reported
Very low
Scar severity ‐ erbium laser versus TAC ‐ patient self‐assessment ‐ patients considering the scar much better ‐ hypertrophic scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy changes scar severity ‐ erbium laser versus TAC ‐ patient self‐assessment ‐… compared with other treatments (very low certainty).
1 finding from 1 review
RR 2.17 [1.28, 3.66]
Studies not reported
Very low
Scar severity assessed by health professionals · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy changes scar severity ‐ Non‐Ablative Fractional Laser (NAFL) versus no… compared with no treatment (very low certainty).
1 finding from 1 review
RR 2 [0.85, 4.69]
Studies not reported
Very low
Scar severity ‐ NAFL versus no treatment ‐ patient global assessment measured on a VAS ranging from 0 to 100 mm (0 = as normal skin and 100 = worst possible scar) ‐ hypertrophic scars ‐ · participants with hypertrophic and keloid scars
1 finding from 1 review
no estimate extracted
Studies not reported
Very low
Scar severity ‐ erbium laser versus TAC ‐ VBS (Higher scores = worse scar appearance) ‐ hypertrophic scars ‐ · participants with hypertrophic and keloid scars
1 finding from 1 review
no estimate extracted
Studies not reported
Very low
Scar severity ‐ 585‐nm pulsed‐dye laser (PDL) plus triamcinolone acetonide (TAC) plus 5‐Fluorouracil (5‐FU) versus TAC plus 5‐FU ‐ blinded observer assessment of good to excellent scar improvement ‐ hypertrophic and keloid scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy plus other treatment changes scar severity ‐ 585‐nm pulsed‐dye laser (PDL) plus triamcinolone… compared with other treatment (very low certainty).
1 finding from 1 review
RR 1.75 [0.95, 3.22]
Studies not reported
Very low
Scar severity ‐ 585‐nm PDL plus TAC plus 5 FU versus TAC plus 5‐FU ‐ patient self‐assessment of good to excellent scar improvement ‐ hypertrophic and keloid scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy plus other treatment changes scar severity ‐ 585‐nm PDL plus TAC plus 5 FU versus TAC plus 5‐FU ‐… compared with other treatment (very low certainty).
1 finding from 1 review
RR 1.36 [0.85, 2.18]
Studies not reported
Very low
Scar severity ‐ carbon dioxide (CO2) laser plus TAC versus cryosurgery plus TAC. Mean percentage reduction ‐ blinded observer assessment ‐ keloid scars ‐ · participants with hypertrophic and keloid scars
1 finding from 1 review
no estimate extracted
Studies not reported
Very low
Scar severity ‐ CO2 laser plus TAC versus cryosurgery plus TAC Mean percentage reduction ‐ patient self‐assessment score (higher scores = worse scar appearance) ‐ keloid scars ‐ · participants with hypertrophic and keloid scars
1 finding from 1 review
no estimate extracted
Studies not reported
Very low
Scar severity ‐ Neodymium‐doped yttrium aluminium garnet (Nd:YAG) laser plus Diprospan plus 5‐FU versus Diprospan plus 5‐FU ‐ blinded observer assessment of good to excellent scar improvement ‐ keloid scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy plus other treatment changes scar severity ‐ Neodymium‐doped yttrium aluminium garnet (Nd:YAG)… compared with other treatment (very low certainty).
1 finding from 1 review
RR 1.45 [0.88, 2.41]
Studies not reported
Very low
Scar severity: Nd:YAG laser plus Diprospan plus 5‐FU versus Diprospan plus 5‐FU ‐ patient self‐assessment of scar improvement of 50% or higher ‐ keloid scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy plus other treatment changes scar severity: Nd:YAG laser plus Diprospan plus 5‐FU versus… compared with other treatment (very low certainty).
1 finding from 1 review
RR 1.38 [0.91, 2.1]
Studies not reported
Very low