Incidence of “salt and pepper” (SP) retinal degeneration among patients at different stages of infection and therapy
| Total number | Number of patients with SP | Age (SD) of total group | Age (SD) of patients with SP | Statistic | |
|---|---|---|---|---|---|
| Patients | 141 | 28 (19.9%) | 4.7 (2.0) | 3.5 (0.4) | p<0.05 |
| Group A | 53 | 11 (39.2%) | 4.1 (0.3) | 3.2 (0.3) | p<0.05 |
| Group B | 50 | 10 (35.7%) | 4.0 (0.5) | 2.7 (0.5) | p<0.05 |
| Group C | 38 | 7 (25%) | 5.8 (0.8) | 4.2 (0.4) | p<0.05 |
| Control | 300 | 0 | 4.7 (2.0) |
↵Denotes p<0.05 versus age (SD) total group. Group A = patients with giardiasis infection who did not received any treatment; group B = patients with giardiasis infection in spite of therapy; group C = patients who recovered from the giardiasis infection after treatment.