Study location | Incidence of RRD per 100000 of population | Percentage of total population over 60 years | |
Age group 60–69 years (95% CI) | Age group 70–79 years (95% CI) | ||
Singapore9 | 21.9 (19 to 24.8) | 9.1 | |
Orebro, Sweden6 | 28 | 23 | |
Beijing, China10 | 22.15 (18.41 to 25.89) | 15.21 (10.82 to 19.61) | 14.9 |
Iowa, USA4 | 19.2 | 24.2 | 16.9 |
Brazil17 | 49.9 | 38.7 | 8.9 |
Olmsted County, Minnesota, USA7 | 70 | 50 | N/S |
Finland5 | 21.8 | 15.2 | |
Croatia14¶ | 22.1 | 15.8 | 15.8 |
Japan15 | 22.7 | 18.9 | 22 |
New Zealand16 | 49.7 | 32.6 | 13.8 |
West Midlands, UK12 | Wol 27.4 Wal †42.4 | 29.1‡69.5 | 39.9§ |
Shanghai, China11 | 17.5 (12.9 to 22) | 18.9 | |
Rochester, Minnesota, USA2 | *31.3 | N/S |