Table 3

Baseline risk factors for cataract progression in the study population

Baseline risk factors*	Progression of cataract
Baseline risk factors*	No of subjects	Adjusted OR (95% CI)	p Value
Age (years)
40–49	1759	1.00
50–59	935	2.2 (1.9 to 2.7)	<0.001
60–69	421	3.5 (2.7 to 4.4)	<0.001
70+	90	3.7 (2.4 to 5.7)	<0.001
Gender
Male	1414	1.00
Female	1791	1.3 (1.1 to 1.5)	0.01
Residence
Urban	1441	1.00
Rural	1764	0.93 (0.8 to 1.1)	0.42
Education
Literate	2044	1.00
Illiterate	1161	1.20 (0.98 to 1.5)	0.08
Occupation
Manual	2070	1.00
Non-manual	1135	0.83 (0.67 to 1.0)	0.07
Diabetes mellitus
No	2789	1.00
Yes	416	1.7 (1.3 to 2.1)	<0.001
Hypertension
No	1931
Yes	1274	1.2 (0.97 to 1.4)	0.11
Smoking
No	2348	1.00
yes	584	0.88 (0.64 to 1.2)	0.41
Alcohol consumption
No	2313	1.00
yes	619	0.88 (0.65 to 1.2)	0.43
Smokeless tobacco use
No	2467	1.00
yes	465	1.2 (0.92 to 1.5)	0.20
Laser peripheral iridotomy
Not done	3015	1.00
Done	190	1.7 (1.3 to 2.4)	<0.001
BMI
Normal	1488	1.00
Underweight	514	1.0 (0.83 to 1.3)	0.36
Obese	709	0.88 (0.69 to 1.1)	0.27
Overweight	221	1.2 (0.83 to 1.7)	0.77

*Adjusted for age, gender, residence and diabetes. Smoking, smokeless tobacco use, alcohol consumption were adjusted for BMI. Two hundred and seventy-three subjects did not have BMI values.
BMI, body mass index.