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 ‐ Fractional CO2 Laser versus no treatment ‐ VBS (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 ‐ 585‐nm Pulsed‐Dye Laser (PDL) versus Triamcinolone acetonide (TAC) ‐ Vancouver Burn Scar (VBS) (Higher score = worse scar appearance) ‐ hypertrophic scars ‐ · participants with hypertrophic and keloid scars
2 findings from 1 review
no estimate extracted
Studies not reported
Very low
no estimate extracted
Studies not reported
Very low
Scar severity ‐ 585‐nm Pulsed‐Dye Laser (PDL) versus Triamcinolone acetonide (TAC) ‐ Vancouver Burn Scar (VBS) (Higher score = worse scar appearance) ‐ hypertrophic scars ‐ · participants with hypertrophic and keloid scars
1 finding from 1 review
no estimate extracted
Studies not reported
Very low
Incidence and severity of treatment‐related adverse effects ‐ 585‐nm PDL versus silicone gel sheeting ‐ pain during laser treatments ‐ hypertrophic scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy changes incidence and severity of treatment‐related adverse effects ‐ 585‐nm… compared with other treatments (very low certainty).
1 finding from 1 review
RR 3
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 ‐ 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
Incidence and severity of treatment‐related adverse effects ‐ fractional carbon dioxide (CO2) laser versus TAC ‐ pain at injection site ‐ keloid scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy changes incidence and severity of treatment‐related adverse effects ‐… compared with other treatments (very low certainty).
1 finding from 1 review
RR 0.25 [0.06, 1.03]
Studies not reported
Very low
Incidence and severity of treatment‐related adverse effects ‐ fractional CO2 laser versus TAC ‐ telangectasia ‐ keloid scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy changes incidence and severity of treatment‐related adverse effects ‐… compared with other treatments (very low certainty).
1 finding from 1 review
RR 0.2 [0.01, 3.92]
Studies not reported
Very low
Incidence and severity of treatment‐related adverse effects ‐ fractional CO2 laser versus TAC ‐ skin atrophy ‐ keloid scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy changes incidence and severity of treatment‐related adverse effects ‐… compared with other treatments (very low certainty).
1 finding from 1 review
RR 0.33 [0.01, 7.72]
Studies not reported
Very low
Incidence and severity of treatment‐related adverse effects ‐ fractional CO2 laser versus TAC ‐ charring ‐ keloid scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy changes incidence and severity of treatment‐related adverse effects ‐… compared with other treatments (very low certainty).
1 finding from 1 review
RR 7
Studies not reported
Very low
Incidence and severity of treatment‐related adverse effects ‐ fractional CO2 laser versus verapamil ‐ pain at injection site ‐ keloid scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy changes incidence and severity of treatment‐related adverse effects ‐… compared with other treatments (very low certainty).
1 finding from 1 review
RR 5
Studies not reported
Very low
Incidence and severity of treatment‐related adverse effects ‐ fractional CO2 laser versus verapamil ‐ charring ‐ keloid scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy changes incidence and severity of treatment‐related adverse effects ‐… compared with other treatments (very low certainty).
1 finding from 1 review
RR 7
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 ‐ 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 ‐ 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
Incidence of treatment‐related adverse effects: CO2 laser plus TAC versus cryosurgery plus TAC ‐ atrophy ‐ keloid scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy plus other treatment changes incidence of treatment‐related adverse effects: CO2 laser plus TAC… compared with other treatment (very low certainty).
1 finding from 1 review
RR 1.13 [0.7, 1.82]
Studies not reported
Very low
Incidence of treatment‐related adverse effects ‐ CO2 laser plus TAC versus cryosurgery plus TAC ‐ erythema ‐ keloid scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy plus other treatment changes incidence of treatment‐related adverse effects ‐ CO2 laser plus TAC… compared with other treatment (very low certainty).
1 finding from 1 review
RR 1.5 [0.47, 4.78]
Studies not reported
Very low
Incidence of treatment‐related adverse effects ‐ CO2 laser plus TAC versus cryosurgery plus TAC ‐ telangiectasia ‐ keloid scars ‐ · participants with hypertrophic and keloid scars
It is very uncertain whether laser therapy plus other treatment changes incidence of treatment‐related adverse effects ‐ CO2 laser plus TAC… compared with other treatment (very low certainty).
1 finding from 1 review
RR 0.33 [0.07, 1.52]
Studies not reported
Very low