Table 1 Distribution of age and gender in different groups according to nuclear opacity grading score using Lens Opacities Classification System III

		Groups according to nuclear opacity grading score with Lens Opacities Classification System III (eyes)
Characteristics	Patients	0.1–0.9	1.0–1.9	2.0–2.9	3.0–3.9	4.0–4.9	5.0–5.9	6.0–6.9	p Value
Age (years)
50–59	26	6	5	2	2	5	6	5
60–69	36	6	6	7	6	6	7	8
70–79	86	16	17	17	19	19	15	16
80–	9	2	2	4	3	0	2	1
Mean (SD) (years)	69.60 (8.48)	68.40 (9.07)	68.65 (8.10)	73.23 (7.32)	71.90 (7.63)	69.00 (7.64)	67.77 (8.98)	68.50 (8.74)	0.087*
Gender
Male	79	14	16	11	20	17	17	12	0.97†
Female	78	16	14	19	10	13	13	18