Adverse occupational outcome among workers with occupational asthma: A systematic review and meta-analysis of influencing factors

Key Points

• The study aims to identify factors influencing adverse occupational outcomes in workers with occupational asthma.
• Conducted a systematic review of existing literature on occupational asthma.
• Performed a meta-analysis to quantify adverse outcomes.
• Critically assessed intervention strategies for early referral and exposure control.
• More than one-third of workers with occupational asthma experience adverse outcomes.
• Harmonized definitions of outcomes are necessary.
• Interventions integrating exposure control and structured return-to-work programs could mitigate adverse outcomes.