Table 3.

Causes of Bilateral Blindness with Statistical Analysis

Disease	Male	Female	Odds Ratio (Cl)	Risk Ratio (Cl)	Chi-square	P-value	Significance
Cataract	112	88	0 .75 [0.51; 1.10]	0.86 [0.70; 1.05]	1.87	0.172	Not Significant
Glaucoma	32	13	1.75 [0.89; 3.45]	1.66 [0.90; 3.07]	2.21	0.137	Not Significant
Diabetic Retinopathy	23	14	1.12 [0.56; 2.24]	1.11 [0.59; 2.09]	0.02	0.888	Significant
ARMD	25	10	1.76 [0.82; 3.76]	1.69 [0.83; 3.42]	1.67	0.196	Not Significant
Corneal Leucoma (microbial & dystrophy)	16	11	0.98 [0.44; 2.17]	0.98 [0.47; 2.06]	0.02	0.879	Significant
Optic Atrophy	8	11	0.47 [0.19; 1.20]	0.49 [0.20; 1.19]	1.86	0.173	Not Significant
Degenerative Myopia	9	5	1.22 [0.40; 3.71]	1.21 [0.41; 3.56]	0.01	0.939	Significant
Trauma	3	9	0.22 [0.06; 0.81]	0.22 [0.06; 0.82]	4.79	0.029	Significant
Keratoconus	7	2	2.40 [0.49; 11.68]	2.36 [0.50; 1.23]	0.6	0.440	Not Significant
Retinitis Pigmentosa	6	1	4.12 [0.49; 34.52]	4.05 [0.49; 33.32]	1.05	0.305	Not Significant
Uveitis	6	1	4.12 [0.49; 34.52]	4.05 [0.49; 33.32]	1.05	0.305	Not Significant
Retinal Detachment	2	3	0.45 [0.07; 2.69]	0.45 [0.08; 2.66]	0.2	0.656	Not Significant