Estimated duration of retinal detachment and ratios of S-cone and L,M-cone b-wave amplitude
| Estimated duration of retinal detachment | n | Ratio of amplitude (operated eye/fellow eye) | |||
|---|---|---|---|---|---|
| S-cone ERG | L,M-cone ERG | ||||
| ⩽4 weeks | 11 | 0.53 (0.26) | 0.80 (0.12) | ||
| >4 weeks | 8 | 0.28 (0.08) | 0.62 (0.26) | ||
| p value | 0.018 | 0.058 | |||
Values represent mean (SD).
All analyses were performed using Student's unpairedt test.