Table 1. Reasons for referral of OHT patients to hospital glaucoma service.

Reason for referral	No. of patients
IOP above target	5a
New/Worse VF defect	2
Optic Disc changes	1
IOP + VF	3
IOP + disc changes	2
VF + disc changes	3
Total	16

Abbreviations: IOP, intraocular pressure; VF, visual field.

^aOne patient had stopped treatment due to side effects, and another was suspected as having occludable anterior chamber angles by the OSI.