Table 1 The prevalence of congenital colour vision deficiency (CCVD) by gender and ethnic groups, Hawassa University, Ethiopia
Combined | Male | Female | |||||||
|---|---|---|---|---|---|---|---|---|---|
Ethnic groups | Normal (%) | Color blind (%) | Total | Normal (%) | Color blind (%) | Total | Normal (%) | Color blind (%) | Total |
Amhara | 1465(96.96) | 46 (3.04) | 1511 | 1024(95.88) | 44(4.12) | 1068 | 441(99.55) | 2(0.45) | 443 |
Oromo | 1109(96.94) | 35 (3.06) | 1144 | 732(96.06) | 30(3.94) | 762 | 377(98.69) | 5(1.31) | 382 |
Others† | 1312(97.55) | 33 (2.45) | 1345 | 967(96.80) | 32(3.20) | 999 | 345(99.71) | 1(0.29) | 346 |
Total | 3886(97.15) | 114(2.85) | 4000 | 2723(96.25) | 106(3.75) | 2829 | 1163(99.32) | 8(0.68) | 1171 |