Table 2

Association with Prevalence	Association with Incidence	Association with Progression
Klein et al. [62] (+)	Ellis et al. [67] (-)	AGIS Investigators [23] (+)
Tielsch et al. [65] (-)	Le et al. [47] (-)	Leske et al. [24] (-)
Dielemans et al. [63] (+)	Kim et al. [69] (+)	Gordon et al. [17] (-) (protective)
Mitchell et al. [64] (+)	Welinder et al. [66] (+)

(+) = Positive results that showed association between diabetes and open angle glaucoma. (-) = Negative results that showed the relationship between diabetes and open angle glaucoma. AGIS= Advanced Glaucoma Intervention Study

Table 2: Summary of clinical studies for the relationship between diabetes and OAG.