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Background Despite the fact that ultraviolet (UV) light exposure is the most important risk factor for cutaneous squamous cell carcinoma (SCC) there is an ongoing debate concerning the relationship between cumulative work‐related UV exposure and SCC occurrence.

Objectives To analyse comprehensively the relationship between work‐related UV exposure and SCC risk.

Methods We conducted a systematic electronic literature search in PubMed (up to 5 May 2010) supplemented by a hand search, which identified 18 relevant studies that were included in the review. Data abstraction and study quality assessment was done independently by two reviewers. Maximally adjusted odds ratios (ORs) and corresponding 95% confidence intervals (CIs) of all included studies were pooled in a random‐effects meta‐analysis. Sensitivity analysis included meta‐regression on study‐specific …