Table 5.
Mean value of biometric parameters published in previous studies
| Study* (Date) | Country | Method | Eyes (n) | Age (y) | AL (mm) | ACD (mm) | LT (mm) |
|---|---|---|---|---|---|---|---|
| Our study | China | IOLMaster 700 | 28,709 | 68.6 ± 11.0 | 24.17 ± 2.47 | 3.02 ± 0.45 | 4.52 ± 0.45 |
| Ferreira [5] (2017) | Portugal | Lenstar | 13,012 | 69 ± 10 | 23.87 ± 1.55 | 3.25 ± 0.44 | 4.32 ± 0.49 |
| Cui [6] (2014) | China | IOLMaster | 6750 | 70.4 ± 10.5 | 24.07 ± 2.14 | 3.01 ± 0.57 | - |
| Jivrajka [7] (2008) | USA | US immersion | 795 | 74.37 ± 8.93 | 23.46 ± 1.03 | 2.96 ± 0.45 | 4.93 ± 0.56 |
| Hoffer [8] (1993) | USA | US contact | 600 | 69 ± 12 | 23.65 ± 1.28 | - | 4.63 ± 0.68 |
| Hoffer [9] (1980) | USA | US contact | 7500 | 72 ± 10 | 23.65 ± 1.35 | 3.24 ± 0.44 | - |
* First Author
US A-scan ultrasound biometry; AL axial length; ACD anterior chamber depth; LT lens thickness