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. 2004 Aug 15;10(16):2406–2408. doi: 10.3748/wjg.v10.i16.2406

Table 1.

E-cadherin expression in exfoliated cells of serous effusions

Effusion group n Positivity (%) Expression intensity
– + ++ +++
Malignant 35 30 (85.7) 5 2 21 7
Benign 37 3 (8.1) 34 1 2 0

χ 2 = 43.633, P < 0.001 between the two groups, H = 42.744, P < 0.0001 between the two groups.