| 1晚(63.08%) | 1周(20.0%) | 1个月(4.62%) | 3个月(4.62%) | 6个月(7.69%) |
A组(67眼) | 4 | 1 | 0 | 0 | 1 |
B组(146眼) | 21 | 2 | 0 | 1 | 2 |
C组(97眼) | 16 | 10 | 3 | 2 | 2 |