Table 1.

Patient demographics

Demographics	PEG eye drops (n=73)	CMC eye drops (n=74)
Age
Mean ± SD, years	56.5±15.0	57.5±16.6
<65 years, n (%)	50 (69)	45 (61)
≥65 years, n (%)	23 (32)	29 (39)
Race, n (%)
White	65 (89)	68 (92)
Black	6 (8)	4 (5)
Asian	1 (1)	2 (3)
Other	1 (1)	0
Gender, n (%)
Male	15 (21)	17 (23)
Female	58 (79)	57 (77)

Abbreviations: CMC eye drops, carboxymethylcellulose sodium 1% eye drops; Peg eye drops, polyethylene glycol 0.4%, propylene glycol 0.3% eye drops.