passages.id: split_4_validation_1620_passage
passages.type: progene_text
passages.text: The physiologic response of circulating leukocytes to surgical stress in group A is characterized by the onset of marked neutrophilia ( 62.5 % before surgery up to 84.4 % after surgery ) and significant lymphocytopenia ( 28.1 % before surgery to 10.3 % following surgery ) .