Table 1

Demographic features and systemic history

	Group 1 (n=25)	Group 2 (n=83)	p Value
Sex
Male	8	21	0.51
Female	17	62
Age of onset
<60 years	11	31	0.67
>60 years	14	52
Family history of glaucoma
Positive	7	28	0.59
Negative	18	55
Ischaemic risk factors
Positive	12	33	0.46
Negative	13	50
Vasospasm
Positive	7	17	0.41
Negative	18	67
Laterality
Bilateral	19	65	0.81
Unilateral	6	18