Table 1. Population demographics at baseline.

Characteristic	Total cohort	Follow-up group	Newly prescribed group
No. (%) male (n=98)	50 (51%)	21 (43%)	29 (59%)
Median age, years (IQR) (n=98)	72 (63, 78)	72 (63, 78)	70 (62, 78)
No. (%) employed (n=92)	67 (72.8%)	32 (71%)	35 (75%)
No. (%) British (n=97)	94 (96.9%)	48 (100%)	46 (94%)
No. (%) married/partner (n=91)	67 (73.6%)	32 (70%)	35 (78%)
No. (%) left school at 16 years (n=90)	50 (55.6%)	19 (43%)	31 (67%)
No. (%) with family members with glaucoma (n=79)	25 (68.4%)	12 (32%)	13 (31%)
No. (%) with a medical condition (n=91)	58 (63.7%)	33 (73%)	25 (54%)
Median duration of travoprost use, days (IQR) (n=98)	71 (0, 535)	532 (197, 918)	0