Studies on Seasonal Variation in the Incidence of Hemolyic Streptococcal Infections |
Ki Young Lee, Goeng Pil Chun, Chun Ja Byun, Duk Jin Yun |
Dept, of Pediatrics, College of Medicine, Yonsei University |
落血性連鎖狀球菌感染의 季節的變化에 對한 考察 |
李琦寧, 全宏弼, 邊春子, 尹德鎭 |
延世大學校 醫科大學 小兒科學敎室 |
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Abstract |
225 Cases of acute glomerulonephritis, rheumatic fever and scarlet fever which had been admitted in the Severance Hospital were studied for seasonal variations of incidence and probable factors which might influence any variations found. 1.Boys were more often affected than girls. 2.The incidence was highest between the ages of 4 to 12. 3.Seasonal incidence of these 3 diseases were almost same, being more prominent from September
to January, with a peak in October. Another peak was observed from May to June. 4.The causes of such seasonal variations in incidence are still in question and uncertain. Environ-mental temperature of 14~15° C in spring and autumn and “gathering of children and contact with each other are considered to be probably influencing factors to the prevalence of streptococcal infection.
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