Prevalence of Risk Factors of Retinal Diseases among Patients in Madang Province, Papua New Guinea

Table 2

Distribution of visual impairments among the patients (N = 255).

		Frequency (%) of patients with visual impairment							value
		NV	MiVI	MVI	SVI	Blindness	Cannot be categorized	Total
Gender	Male	23	45	10	11	2	54	145	0.548
	Female	25	29	8	6	0	42	110
	Total	48	74	18	17	2	96	255
Age group	30–40	10	7	2	0	1	10	30	<0.001
	41–50	26	16	0	0	0	23	65
	51–60	8	29	3	10	0	22	72
	61–70	3	16	11	6	0	32	68
	≥71	1	6	2	1	1	9	20
	Total	48 (18.8)	74 (29.0)	18 (7.1)	17 (6.7)	2 (0.8)	96 (37.6)	255

NV = normal vision, MiVI = mild visual impairment, MVI = moderate visual impairment, SVI = severe visual impairment. there was no record of the presenting visual acuity of 96 patients and so their level of vision could not be categorized.