Finding · as stated by the study, recorded by Coridum · status verified-machine

Finding F-0238

“Sensitivity analysis showed a significant reduction in FeNO (SMD = −0.16; 95% CI: −0.28 to −0.04).”

Effectiveness of Personal‑Level Protective Measures Against Air Pollution on Respiratory Health: A Systematic Review and Meta‑Analysis of Randomized Controlled Trials (2026). Indian J Occup Environ Med. Page 1. CKB 1574

Structure

Factor
Particulate matter (PM₂.₅ and PM₁₀)
Outcome
Fractional exhaled nitric oxide (FeNO)
Intervention
Air filtration and air purifiers
Study design
systematic review and meta-analysis of 27 randomised controlled trials of personal-level protective measures against air pollution (air purifiers, respirators and similar), GRADE-assessed (class 2)
Effect
SMD -0.16 (-0.28–-0.04)
Sample
27 studies
Caveat
a sensitivity analysis result, not the main analysis

A Finding records what one published document states, verbatim and with its page. It is not a conclusion of Coridum; see the Claims that build on it.