Presenting Visual Acuities in a Referral Eye Center in an Oil-Producing Area of Nigeria

ABSTRACT

Objectives: To determine the pattern of presenting visual acuities at an eye center in the Niger Delta region of Nigeria. Study Design: Retrospective chart review Methods: A retrospective review of patient records attending a private referral eye center providing services for company patients and the general public in the region. Information was obtained from computerized medical records of 6533 patients who attended the center for various eye concerns in a 5-year period (January 1998 to December 2002). Results: A total of 6533 patients were seen in this 5-year period of which 2472 (37.8) were company patients and 4061 (62.2). were private patients. There were 3879 males (59.4) and 2654 females (40.6). A visual acuity of 6/6 or better was seen in 50.8of the patients. In 76.6of patients; a visual acuity of 6/18 or better was recorded. There were 21.4of patients in the low vision group. Bilateral blindness occurred in 2.1of patients. Monocular blindness occurred in 3.7of patients. Low vision occurred in 16.9of company patients and 24.1of private patients. Bilateral blindness occurred in 0.9of company patients and 2.7of private patients; while monocular blindness occurred in 1.2of company patients and 5.2of private patients. The main ocular problems were refractive error; glaucoma; conjunctivitis; headaches; ocular trauma; retina and related pathologies; cataract; uveitis; pterygium and corneal problems. Conclusion: The incidence of low vision and blindness is high in the oil-producing area of the Niger Delta region of Nigeria. Low vision and blindness were more common in private patients than in company patients