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Table 1 Demographic characteristics of study groups

From: Choroidal structure investigated by choroidal vascularity index in patients with inherited retinal diseases

 

Groups

 
 

Control

IRDs

P-Value

Number of subjects

113

113

 

Age in years

  

≤ 20

4

9

 

21–40

47

54

 

41–60

33

43

 

61–80

4

7

 

Overall (Mean ± SD)

36.89 ± 11.87

38.55 ± 13.62

0.72*

Gender

  

Female [No. (%)]

52 (46.0)

52 (46.0)

1**

Male [No. (%)]

61 (54.0)

61 (54.0)

 
  1. IRD: Inherited retinal disease; *Based on Mann-whitney; ** Based on chi-square