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Table 1 Topographical distribution of the tumour centroids of 28 iris melanomas in various fundus hemispheres, according to binary patient and tumour characteristics

From: Topography and clinical features of iris melanoma

Binary variables

Eyes

Hemisphere (n)

n

Temporal

Nasal

p*

Upper

Lower

p*

Female

18

14

4

0.02

2

16

1.00

Male

10

3

7

1

9

Age < 56 years

13

9

4

0.46

1

12

1.00

Age ≥ 56 years

15

8

7

2

13

Naevus-associated melanoma

16

10

6

1.00

2

14

1.00

De novo melanoma

12

7

5

1

11

Largest tumour diameter < 5 mm

13

6

7

0.25

3

10

0.09

Largest tumour diameter ≥ 5 mm

15

11

4

0

15

Ectropion uveae

11

6

5

0.70

1

10

1.00

No ectropion uveae

17

11

6

2

15

Secondary glaucoma

4

3

1

1.00

0

4

1.00

No secondary glaucoma

24

14

10

3

21

  1. * p-values calculated using the Fisher’s exact test
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BMC Ophthalmology

ISSN: 1471-2415

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