Table 2.
Longitudinal Studies of Adult-Onset Myopia
| Author | Population | Number of Emmetropes/Total | Mean Age (Years) | Duration (Years) | Incidence | 95% CI | Annual Incidence | Percentage of All Myopes With Adult Onset |
|---|---|---|---|---|---|---|---|---|
| O'Neal and Connon47 | US military recruits | 184/994 eyes | 17 to 21 | 2.5 | 22% | 16 to 35% | 9% | 9% |
| Lin et al.55 | Taiwanese medical students | 25/345 | 18 to 21 | 5 | 42% | 23 to 59% | 5% | 3% |
| McBrien and Adams4 | UK microscopists | 95/332 eyes | 21 to 63 | 2 | 48% | 38 to 59% | 24% | 17% |
| Kinge and Midelfart.48 | Norwegian engineering students | 49/192* | 20.6 | 3 | 59% | 44 to 73% | 20% | 20% |
| Fesharaki et al.49 | Iranian medical students | 70/131 | 19.8 | 5.5 | 33% | 22 to 45% | 6% | 27% |
| Jorge et al.50 | Portuguese university students | 34/118 | 20.6 | 3 | 15% | 5 to 31% | 5% | 16% |
| Jacobsen et al.51 | Danish medical students | 90/156* | 23.1 | 2 | 12% | 6 to 21% | 6% | 17% |
| Lv and Zhang52 | Chinese university students | 400/2,053 | 18.3 | 2 | 28% | 24 to 33% | 14% | 6% |
| Lee et al.53 | Australian birth cohort | 516/813 | 18 to 22 | 8 | 14% | 11 to 17% | 2% | 29% |
| Duan et al.54 | Chinese medical students | 20/291 | 18.7 | 2 | 10% | 3 to 30% | 5% | 1% |
The number of emmetropes is shown as well as the total number of participants. The incidence is based on the number of emmetropes.
Studies are listed in chronological order. All except McBrien and Adams4 used cycloplegic refraction.
*
Includes both emmetropes and hyperopes.