From: Tear secretion dysfunction among women workers engaged in light-on tests in the TFT-LCD industry
Tear secretion test (2001) N (%) | ||||
---|---|---|---|---|
Normal | Abnormal | Total | ||
Tear secretion test (2000) N (%) | Normal | 116 (50.0) | 40 (17.2) | 156 (67.2) |
Abnormal | 21 (9.1) | 55 (23.7) | 76 (32.8) | |
Total | 137 (59.1) | 95 (40.9) | 232 (100.0) |