...impaired in 334, or 34 per cent, as compared with 70 per cent on admission (44 per cent on discharge in the first period, 35 per cent in the second period and 32 per cent in the third and fourth periods). In 83, or 8 per cent, there was sufficient change in...
... in the first period, 35 per cent, in the second period, and 9 per cent, in the third period. 