Review Article
Corneal Biomechanical Properties in Different Ocular Conditions and New Measurement Techniques
Table 1
Summary of studies of corneal hysteresis (CH) and corneal resistance factor (CRF) in healthy patients.
| Study | Number of eyes | Number of patients | Sample country | Age (years) | CH (mmHg) | CRF (mmHg) |
| Shah et al. 2006 [50] | 207 | — | United Kingdom | 62.1 ± 18.1 | 10.7 ± 2.0 | 10.3 ± 2.0 | Kirwan et al. 2006 [38] | 91 | 42 | Ireland | (4–18) | 12.5 ± 1.4 | — | Shah et al. 2007 [39] | 207 | — | United Kingdom | 62.1 ± 18.1 | 10.7 ± 2.0 | — | Lu et al. 2007 [73] | — | 20 | China | 19.7 ± 1.1 | 11.5 ± 1.4 | 9.6 ± 1.9 | Lam et al. 2007 [24] | — | 125 | China | 23.1 ± 3.3 | 10.9 ± 1.5 | 11.0 ± 1.7 | Lim et al. 2008 [40] | — | 271 | Singapore | 14.0 ± 0.9 (12–15) | 11.8 ± 1.6 | 11.9 ± 1.7 | Touboul et al. 2008 [65] | — | 122 | France | 48.0 (17–80) | 10.3 | 11.1 | Song et al. 2008 [59] | — | 1233 | China | 14.7 ± 0.8 | 10.7 ± 1.5 | — | Kirwan and O’Keefe 2008 [6] | 84 | 84 | Ireland | 36 ± 10 | 10.8 | — | González-Meijome et al. 2008 [68] | 58 | 58 | Portugal | 22.95 ± 3.92 | 10.7 ± 1.9 | 11.4 ± 1.5 | Shen et al. 2008 [41] | | 90 | China | 33.7 ± 12.4 | 11.11 ± 1.49 | | Chen et al. 2009 [77] | — | 20 | Hong Kong | 24.1 ± 2.6 | 11.1 ± 1.1 | 10.7 ± 1.3 |
Franco and Lira 2009 [30] | 63 | — | Portugal | 33.2 ± 12.2 | 10.8 | 10.6 | Kamiya et al. 2009 [43] | 204 | 204 | Japan | 46.7 ± 19.4 | 10.1 ± 1.5 | 10.1 ± 1.6 | Abitbol et al. 2010 [42] | — | 75 | France | 61.44 ± 10.6 (45–85) | 10.46 ± 1.6 | — | Kaushik et al. 2012 [90] | — | 71 | India | >18 | 9.5 ± 1.4 | 9.2 ± 1.5 |
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CH: corneal hysteresis; CRF: corneal resistance factor.
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