marginal significanceP = 0.055
1-AP also had a negative link (β = −37) with marginal significance ( P = 0.055).
1-AP also had a negative link (β = −37) with marginal significance ( P = 0.055).
To more accurately assess the temporal trend, we applied a generalized additive model (GAM) based on urinary levels and sampling times for each participant, revealing an increasing trend for total TNOCs ( Figure B).