干眼量表评分等级 Level of dry eye scale score | 频数(百分比) N (%) |
正常(0~2分) Normal (0~2 points) | 636 (51.7%) |
轻度(3~12分) Mild (3~12 points) | 535 (43.5%) |
中度(13~22分) Moderate (13~22 points) | 49 (4.0%) |
重度(23~32分) Severe (23~32 points) | 11 (0.9%) |