Table 1. Clinical characteristics of patients with retinitis pigmentosa.
| Case | Age(y) | Sex | Inheritance pattern | Eye | Visual acuity | Axial length (mm) | ERG (cone flicker) | HFA10-2 | Cone density0.5 mm from the central fovea (cells/mm2) | Cone density1.0 mm from the central fovea (cells/mm2) | ||
| Amplitude(µV) | Latency(ms) | MD (dB) | Average of central 4 points of total deviation (dB) | |||||||||
| 1 | 46 | M | sporadic | L | 20/15 | 23.09 | 68.6 | 28.0 | −0.90 | −1.00 | 17,151 | 13,488 |
| 2 | 47 | F | sporadic | L | 20/15 | 24.90 | 93.6 | 31.6 | −28.30 | −4.75 | 15,583 | 15,775 |
| 3 | 27 | F | AR | L | 20/20 | 25.05 | 34.0 | 29.4 | −16.37 | −13.00 | 14,707 | 10,325 |
| 4 | 55 | F | sporadic | R | 20/15 | 25.30 | 25.0 | 36.6 | 0.75 | −1.75 | 16,862 | 12,732 |
| 5 | 43 | F | AD | R | 20/20 | 25.80 | 8.0 | 30.2 | −2.48 | −0.50 | 11,996 | 10,916 |
| 6 | 51 | F | unknown | L | 20/15 | 23.57 | 31.8 | 41.8 | −11.20 | −1.50 | 17,337 | 13,799 |
| 7 | 57 | F | sporadic | R | 20/15 | 22.24 | 72.0 | 30.2 | −13.46 | −1.00 | 18,290 | 15,845 |
| 8 | 33 | M | sporadic | L | 20/15 | 23.60 | 9.1 | 47.2 | −5.77 | −1.00 | 19,433 | 12,691 |
| 9 | 39 | M | AR | R | 20/15 | 25.87 | 9.3 | 36.8 | −33.69 | −13.25 | 11,202 | 13,656 |
| 10 | 16 | M | AD | R | 20/15 | 22.50 | 12.6 | 45.0 | −4.21 | 0 | 19,321 | 16,001 |
| 11 | 46 | F | AR | R | 20/15 | 23.07 | 29.3 | 34.6 | 0.34 | 0.75 | 24,934 | 18,272 |
| 12 | 63 | F | sporadic | L | 20/15 | 24.05 | 44.75 | 29.8 | −22.83 | 0 | 14,697 | 15,673 |
| 13 | 39 | M | AD | L | 20/15 | 25.47 | 1.5* | 49.9* | −4.01 | 0 | 12,877 | 7,843 |
| 14 | 35 | F | sporadic | R | 20/15 | 25.86 | 15.0 | 29.2 | −3.07 | −1.5 | 12,415 | 10,253 |
ERG: electroretinogram, HFA: Humphrey Field Analyzer, MD: mean deviation, AR: autosomal recessive, AD: autosomal dominant.
*
:result from focal ERG.