东库大学医院、Kato眼中心或Yasui眼科Eligibility requirements were as follows: (1) age over 20 years, (2) open angle in gonioscopy (grade 3 or 4 in Shaffer classification), (3) refractive error within the range of +3.00 to −8.00 diopters, (4) best-corrected visual acuity 20/20 or better, (5) IOP 21 mm Hg or less in at least three examinations, (6) abnormal circumpapillary RNFL thickness (cpRNFLT) in at least one clockwise OCT scan sector, at 6, 7, 8, 10, 11, or 12 o'clock, confirmed in at least three examinations, and (7) a visual field within the normal limits of a glaucoma hemifield test, with pattern standard deviation (PSD) greater than 5%, confirmed in at least two examinations.容题除外,如果有下列特征:(1)角异常或其他条件防止可靠应用异步法;(2)视像病影响视神经纤维层厚度;(3)二级青光眼如果对象双目都满足所有兼容性标准,则含稀疏cpRNFLT本研究注册所有科目诊断后开始用青光眼药治病并接受FP专题求效