 By 1865 it had a population of 150 to 160 patients, taken from the middle classes, its original purpose of supporting paupers having been abandoned.The proportion of cures at St. Luke's was 67 to 70 per cent compared to that of only 15 per cent at pauper lunatic asylums .Behind the main building were two gardens for the exercise of the less disturbed inmates, one for men and another for women.