Findings

What do systematic reviews say?

4 questions · 4 findings · 1 reviews

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No studies found 0 · 0%GRADE not reported 2 · 50%Very low 0 · 0%Low 2 · 50%Moderate 0 · 0%High 0 · 0%

NB‐UVB plus retinoid vs PUVA plus retinoid

Participant‐rated global improvement · People with chronic plaque or guttate psoriasis

1 finding from 1 review

Narrow‐band ultraviolet B phototherapy versus broad‐band ultraviolet B or psoralen‐ultraviolet A photochemotherapy for… 2013 · Cochrane Headline outcomes only
no estimate extracted
0 studies · 0 participants
GRADE not reported

NB‐UVB plus retinoid vs PUVA plus retinoid

Percentage of participants reaching PASI 75 · People with chronic plaque or guttate psoriasis

NB‐UVB plus retinoid showed no clear difference in percentage of participants reaching PASI 75 compared with PUVA plus retinoid (low certainty).

1 finding from 1 review

Narrow‐band ultraviolet B phototherapy versus broad‐band ultraviolet B or psoralen‐ultraviolet A photochemotherapy for… 2013 · Cochrane Headline outcomes only
RR 0.89 [0.59, 1.35]
1 study · 60 participants
Low

NB‐UVB plus retinoid vs PUVA plus retinoid

Withdrawals due to adverse events · People with chronic plaque or guttate psoriasis

1 finding from 1 review

Narrow‐band ultraviolet B phototherapy versus broad‐band ultraviolet B or psoralen‐ultraviolet A photochemotherapy for… 2013 · Cochrane Headline outcomes only
no estimate extracted
0 studies · 0 participants
GRADE not reported

NB‐UVB plus retinoid vs PUVA plus retinoid

Clearance rate · People with chronic plaque or guttate psoriasis

NB‐UVB plus retinoid showed no clear difference in clearance rate compared with PUVA plus retinoid (low certainty).

1 finding from 1 review

Narrow‐band ultraviolet B phototherapy versus broad‐band ultraviolet B or psoralen‐ultraviolet A photochemotherapy for… 2013 · Cochrane Headline outcomes only
RR 0.93 [0.79, 1.1]
2 studies · 90 participants
Low