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Table 1 Malignant Transformation in OPMDs

From: Malignant transformation of oral potentially malignant disorders in males: a retrospective cohort study

 

Age(years)1

Mean Duration(months)2

Duration Range3

Malignancy(%)4

Transformation rate(CI)5

Epithelial dysplasia

46.70(11.51)

38.18(27.90)

6.53–101.2

8 (24.24)

7.62 (2.34–12.90)

Verrucous hyperplasia

46.66(11.11)

41.87(42.47)

6.07–185.5

9 (20.00)

5.21 (1.60–8.82)

Hyperkeratosis or epithelial hyperplasia

42.51(12.98)

32.94(32.81)

6.13–135.23

6 (8.57)

3.26 (0.65–5.87)

OSF

39.50(21.05)

71.13(50.45)

27.27–140.97

0 (0.00)

-

  1. 1 The average age with standard deviation at first diagnosis
  2. 2 The average follow-up duration with standard deviation before malignant event
  3. 3 The range of follow-up duration before malignant event
  4. 4 The number and proportion of malignant transformation
  5. 5 The malignant transformation rate with 95% Confidence Interval (100 persons-year)