At six clinical sites, 47 subjects aged 9 to 18 years and 46 subjects aged 19 to 30 years were randomized to 12 weeks of treatment with PPT, VT/orthoptics, or placebo VT/orthoptics.

• 在六个临床研究站点中，47名9到18岁的受试者及46名19到30岁的受试者经过随机化之后，接受12个星期的PPT 、VT/斜视矫正，或安慰剂VT/斜视矫正治疗。