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Table 2 Age of patients, histological type of ovarian teratoma, laterality of the affected ovary and tumor size

From: Ovarian teratoma-associated anti-NMDAR encephalitis: a systematic review of reported cases

Variable

Histological type of ovarian teratoma

Total of cases with teratoma

Ovarian teratoma not found

Mature

Immature

Mature and immature

Not specified

Age (N)

(99)

(29)

(6)

(40)

(174)

(40)

Mean ± SD

24,1 ± 7,3

24,9 ± 8,4

26,0 ± 10,0

22,6 ± 8,4

23,9 ± 7,8*

19,1 ± 9,8*

Median(min-max)

24(7-42)

25(9-41)

26(15-39)

20(11-54)

24(7-54)

17(5-57)

Tumor location

      

Right ovary

34(60,7)

13(23,2)

2(3,6)

7(12,5)

56

-

Left ovary

34(73,9)

11(23,9)

0-

1(2,2)

46

-

Bilateral

10(50,0)

2(10,0)

3(15,0)

5(25,0)

20

-

Not marked

21(40,4)

3(5,8)

1(1,9)

27(51,9)

52

-

Total

99(56,9)

29(16,7)

6(3,4)

40(23,0)

174

40

Teratoma size(cm)

      

Mean ± SD(N)

5,7 ± 5,7(61) ×

9,0 ± 5,0(20)

11,2 ± 5,9(5)

-

6,7 ± 5,7(87)

0

Median(m-m)

4(0,1-22)

7,9(2,5-22)

11(5-20)

-

5(0,1-22)

0

  1. *, p < 0,001 versus cases with teratoma (CI 1,96-7,64).
  2. ×, p < 0,05 versus immature and mature and immature (CI 1,03-6,37).