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Table 3 The effect of preoperative treatment on cure rate

From: Endoscopic dacryocystorhinostomy to treat congenital nasolacrimal canal dysplasia: a retrospective analysis in 40 children

Group

Cure (%)

Improvement (%)

Invalid (%)

Total

T

20 (91)

2 (9)

0

22

N

21 (75)

7 (25)

0

28

Total

41

9

0

50

  1. T = treated before surgery, such as receiving intubation and probing
  2. N = not treated before surgery
  3. The chi-square test showed that the cure rate was not affected by other treatments before endoscopic dacryocystorhinostomy (χ2 = 1.17, P = 0.28, no statistically significant difference)