Learning effect for frequency doubling perimetry in patients with glaucoma
Learning effect for frequency doubling perimetry in patients with glaucoma
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DOI:
10.1016/s0002-9394(01)01311-3
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发表时间:
2002-02-01
影响因子:
4.2
通讯作者:
Adachi-Usami, E
中科院分区:
文献类型:
--
作者:
Fujimoto, N;Minowa, K;Adachi-Usami, E
PURPOSE: We studied the results obtained by repeated frequency doubling perimetry in patients with glaucoma and demonstrated a learning effect.METHODS: Prospective observational study. Thirty-three patients who had glaucoma and had never experienced frequency doubling perimetry participated in this study. The patients were examined by frequency doubling perimetry three times within 6 months. Mean deviation, pattern standard deviation, and intraocular pressure at examination were compared among three results.RESULTS: On frequency doubling perimetry, the mean deviation results of the first, second, and third tests were -7.96 dB, -7.29 dB, and -7.36 dB, respectively. The first and second results and the first and third results were significantly different (P = 0.029 and P = 0.049, respectively). No significant differences with regard to pattern standard deviation and intraocular pressure were noted.CONCLUSION: A positive learning effect was found for frequency doubling perimetry in the first and second mean deviation results of patients with glaucoma. (Am J Ophthalmol 2002;133:269-270. (C) 2002 by Elsevier Science Inc. All rights reserved).