... of the following six symptoms: pain reliefby defecation, looser stools at the onset of pain, more fre-quent stools at the onset of pain, abdominal distension,mucus per rectum and feeling of ... for sex and BMI. Analyses tested for interac-tions between sex and gastro-intestinal symptoms and, because of known sex differences in the association between body mass index and asthma in this ... Episodes of airway narrowing maylead to increased pressure swings in the thorax during the respiratory cycle and promote failure of the gastro-oesophageal sphincter [26]. However, the association...