borderline significanceP = 0.067
When we ran the models without O 3 in a sensitivity analysis, PM 2.5 remained statistically significantly associated with glaucoma (OR = 1.21; 95% CI, 1.04–1.42), but the relationship with IOP was attenuated and had borderline significance (β = 0.11; 95% CI, –0.01–0.23; P = 0.067).