Table 1.
Lactose malabsorption or lactase non-persistence prevalence data in adults and children aged 10 years or older, based on [12].
| Country | Prevalence (Mean) % | CI of Standard Variation (95% CI)% |
|---|---|---|
| Ireland | 4 | 0–8 |
| Denmark | 4 | 0–9 |
| Sweden | 7 | 4–9 |
| United Kingdom | 8 | 7–9 |
| New Zealand | 10 | 8–11 |
| Finland | 19 | 18–20 |
| Poland | 43 | 39–47 |
| Australia | 44 | 35–53 |
| Canada | 59 | 44–74 |
| Russia | 61 | 59–64 |
| Japan | 73 | 59–86 |
| Armenia | 98 | 98–99 |
| Zambia | 98 | 98–99 |
| Vietnam | 98 | 98–99 |
| Solomon Islands | 99 | 98–99 |
| Ghana | 100 | 100–100 |
| Malawi | 100 | 100–100 |
| South Korea | 100 | 100–100 |
| Yemen | 100 | 99–100 |