(ShareCast News) - Premaitha Health welcomes the UK Department of Health's decision to make non-invasive prenatal tests (NIPT) routinely available on the NHS to high-risk pregnant women across the UK.The UK-based molecular diagnostics company said it expected NIPT to be rolled out across the NHS to high-risk women over the next three years.High-risk refers to pregnant women with a 1:150 chance of having a pregnancy affected by Down's syndrome."Current testing for genetic disorders on the NHS is done through the Combined Test, which is significantly less accurate than NIPT," the company said in a statement.At 10:44 GMT, shares in Premaitha were up 9.46% to 10.12p.