Table 2. Odds ratios for onset of deepening of the upper sulcus (DUES) in various prostaglandin (PG) analog groups.

	Odds ratio	95% Confidence interval	P value
Tafluprost group	1	-	-
Latanoprost group	0.97	0.11–20.77	0.9784
Travoprost group	4.55	0.59–95.16	0.1545
Bimatoprost group	22.5	2.89–492.85	0.0017