Journal article

CIGARETTE-SMOKING AND RISK FOR PROGRESSION OF NUCLEAR OPACITIES

S WEST, B MUNOZ, OD SCHEIN, S VITALE, M MAGUIRE, HR TAYLOR, NM BRESSLER

ARCHIVES OF OPHTHALMOLOGY | AMER MEDICAL ASSOC | Published : 1995

Abstract

OBJECTIVE: To examine the relationships between smoking and the 5-year incidence of new nuclear opacities and between smoking and the progression of nuclear opacities in a prospective study of a cohort of Chesapeake Bay watermen. METHODS: A total of 442 men (age, > or = 30 years in 1985) with paired, gradable lens photographs in at least one eye in both 1985 and 1990 were studied. Photographs were graded by two readers who used the grading scheme of the Wilmer Institute, Baltimore, Md, with severity ranging in decimal units between 0.0 and 4.0. Data on the smoking history of the subjects were collected by personal interviews that were conducted in 1985 and updated in 1990. RESULTS: The incid..

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