Table 5 Prevalence rates and phenotypic frequency of color vision defects among students of different ethnic groups from primary schools in Adama town, Eastern Ethiopia
Ethnic groups | Combined (both male and female) | Male | Female | ||||||
|---|---|---|---|---|---|---|---|---|---|
n (%) | CVD (%) | Total | n (%) | CVD (%) | Total | n (%) | CVD (%) | Total | |
Oromo | 268 (95.0) | 14 (4.96) | 282 | 214 (94.70) | 12 (5.30) | 226 | 54 (96.43) | 2 (3.57) | 56 |
Amhara | 261 (92.55) | 21 (7.44) | 282 | 206 (91.15) | 20 (8.85) | 226 | 55 (98.21) | 1 (1.79) | 56 |
Gurage | 276 (97.87) | 6 (2.12) | 282 | 220 (97.35) | 6 (2.65) | 226 | 56 (100) | 0 (0) | 56 |
Sum total | 805 (95.15) | 41 (4.84) | 846 | 640 (94.40) | 38 (5.60) | 678 (80.0) | 165 (98.21) | 3 (1.79) | 168 (20.00) |