Serum cholinesterase activity in patients with dengue haemorrhagic fever

Serum cholinesterase was estimated in eight male and 18 female children, 4 to 12 years old, admitted to the paediatric ward of the Gadjah Mada University Hospital, Yogyakarta, with dengue haemorrhagic fever. The mean serum cholinesterase activity was low, i.e., 0.299 +/- 0.036 deltapH/hour (mean +/- s.e.m.).