Is Dietary Milk Intake Associated with Cataract Extraction History in Older Adults? An Analysis from the US Population

Table 1

Sociodemographic and baseline characteristics of the study population.

	Summary finding
Age (year), mean ± SD	63.8 ± 9.9
Sex (%)
Male	49.0
Female	51.0
Race/ethnicity (%)
Mexican American, other Hispanic, other race	11.5
Non-Hispanic white	80.4
Non-Hispanic black	8.2
Level of education (%)
<9^th grade	9.7
9^th–11^th grade	11.2
High school or equivalent	28.0
Some college education or AA degree	25.8
College graduate or higher	25.2
Income to poverty ratio (%)
Below 100%	8.9
100%–300%	38.6
More than 300%	52.5
Current health insurance (%)
Yes	91.5
No	8.5
Smoking status (%)
Nonsmoker	47.3
Current or former smoker	52.7
Alcohol consumption history (%)
Lifelong abstinent	14.2
No history of binge drinking	71.6
Positive history of binge drinking	14.2
Diabetes mellitus history (%)
Positive	11.6
Negative	88.4
Hypertension history (%)
Positive	43.8
Negative	56.2
Body mass index (kg/m^2), %
(Mean ± SD)	(28.3 ± 5.9)
Underweight and normal weight (<25)	30.0
Overweight (25 to <30)	38.8
Obese (≥30)	31.3
Had cataract extraction (%)
Yes	15.7
No	84.3