§ Mr. MallonTo ask the Secretary of State for Northern Ireland how many people in Northern Ireland are suffering from hearing loss in each of the classifications (1) mild loss (20–39dB), (2) moderate loss (40–59dB), (3) severe loss (60–79dB), (4) profound loss (80–99dB) and (5) unaidable (100dB).
§ Mr. Hanley[holding answer 15 July 1991]: I regret that the information requested is not held centrally.