Table 3 Results of Various Studies on Comparison between Mean Axial Length Measured with the IOLMaster and A-scan
From: Axial length of cataract eyes: a comparison of two cohorts over a span of 10 years apart
IOL Master 500 (Mean ± SD) (mm) | A-Scan (Mean ± SD) (mm) | Difference (mm) | Sample Size | P value | |
|---|---|---|---|---|---|
Kiss et al. 2002 [21] | 23.7 | 23.5a | 0.2 | 45 | - |
Németh et al. 2003 [22] | 23.73 ± 2.05 | 23.3 ± 1.95 | 0.39 ± 0.36 | 255 | < 0.001 |
Rose et al. 2003 [23] | 23.36 ± 1.24 | 23.21 ± 1.30 | 0.15 | 51 | 0.0002 |
Bhatt et al. 2008 [24] | 23.97 | 23.92 | 0.05 | 421 | - |
Roy et al. 2012 [25] | 23.43 ± 1.06 | 23.23 ± 0.98 | 0.2 | 31 | < 0.0001 |
Gaballa et al. 2017 [26] | 26.18 ± 2.92 | 26.02 ± 2.99 | 0.2 ± 0.44 | 40 | 0.007 |
Our study | 23.45 ± 0.93 | 23.38 ± 0.88 | 0.08 ± 0.13 | 17 | 0.023 |