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Table 1 This table summarizes the patient characteristics for the three dystrophy groups and healthy controls

From: Contrast sensitivity deficits in patients with mutation-proven inherited retinal degenerations

 

Rod-cone dystrophy

Stargardt disease

Best disease

Controls

P value IRD vs control

N (%)

12 (22.2%)

3 (5.6%)

2 (3.7%)

18 (52.8%)

NA

Age in years, mean (SD)

36.6 (15.9)

57.0 (13.7)

33.5 (14.4)

52.9 (11.6)

P < 0.02a

Gender

     

Male, n (%)

5 (41.7%)

1 (33.3%)

1 (50.0%)

9, (47.3%)

P = 0.74b

Female, n (%)

7 (58.3%)

2 (66.7%)

1 (50.0%)

10, (52.6%)

LogMAR visual acuity, Mean (SD)

0.10 (0.09)

0.18 (0.11)

0.15 (0.17)

−0.10 (0.07)

P < 0.0001c

Gene mutation, N (%)

USH2A, 4 (33%)

ABCA4 (100%)

BEST1 (100%)

NA

NA

RP1, 2 (16.7%)

ABHD12, 1 (8.33%)

RPFF8, 1 (8.33%)

RHO, 1 (8.33%)

FLVCR1, 1 (8.33%)

EYS, 1 (8.33%)

RPPF31, 1 (8.33%)

  1. aStudent t-test
  2. bFisher Exact Test
  3. cWald test based on GEE model
  4. NA not applicable
  5. IRD Inherited retinal degeneration
  6. This table summarizes the patient characteristics for the three dystrophy groups and healthy controls