HC Deb 25 February 1930 vol 235 c2083W

asked the Secretary for Mines the number of miners in the coal mines of Great Britain certified to be suffering from miners' nystagmus for the years 1923, 1924, 1925, 1927, 1928, and 1929; and in which coalfield in the country nystagmus is most prevalent?


The answer to the first part of this question is given in the table appended. In 1928, the last year for which information is as yet available, the incidence of new cases of nystagmus, in proportion to the number of miners employed, was greatest in Ayrshire.

Year. Cases continued from previous year. Cases in which first payment was made during year.
1923 7,270 3,872
1924 7,635 3,271
1925 7,890 3,444
1927 7,933 1,801
1928 7,264 2,554