11.   The test is used to help in diagnosing heart disease.

12.   The test is used to detect the presence of alcohol in the blood.

13.   Some forty local authorities in England had used tests from Moray House, which was the main agency for group tests.

14.   Moray House advocated using tests for selection, testing all children at eleven, and making adjustments for age and sex to achieve even-handed distribution of secondary school places.

15.   This test is used to provide evidence for ammonia or an amine.

16.   The Mann-Whitney U test was used to compare data between patients and controls.

17.   The McNemar test was used to compare the incidence of failed peristalsis in patients before and after healing of oesophagitis.

18.   Measurement results were described as medians and range, and the two tailed Mann-Whitney U test was used to evaluate comparative statistical significance.

19.   The t test was used to evaluate the differences between durations of disease in the two groups.

20.   For comparison of the survival of subgroups of patients, the Logrank test was used.