The analysed group consisted of 54 eyes excluding pre-ARC tractional retinal detatchment or neovascular glaucoma, follow-up time less than 3 months.

• 除冷冻治疗前即有牵引性视网膜剥离或血管新生性青光眼及追踪时间少于三个月片，共有54只眼睛列入统计分析中；