Verkasalo P K, Pukkala E, Stevens R G, Ojamo M, Rudanko S L
Department of Public Health, University of Helsinki, Finland.
Br J Cancer. 1999 Jul;80(9):1459-60. doi: 10.1038/sj.bjc.6690544.
A total of 10935 women with visual impairment were identified from the Finnish Register of Visual Impairment and followed up for cancer through the Finnish Cancer Registry for years 1983-1996. Breast cancer risk decreased by degree of visual impairment (P for trend 0.04) which suggests a dose-response relationship between visible light and breast cancer risk.
从芬兰视力障碍登记处识别出总计10935名视力障碍女性,并通过芬兰癌症登记处对她们在1983年至1996年期间进行癌症随访。乳腺癌风险随视力障碍程度降低(趋势P值为0.04),这表明可见光与乳腺癌风险之间存在剂量反应关系。