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Table 4 Comparison of Schirmer's test results of light-on test workers between 2000 and 2001

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)
  1. McNemar's test p = 0.02