CRP and hypertensive disorder: After adjustment for comorbidity count, diabetes, hypertension and CRP, age emerged as the only statistically significant host-related predictor of acute obstructive presentation in our models: each additional year of age was associated with a 1.6% increase in the odds of presenting with subocclusive syndrome or frank obstruction (OR 1.016; 95% CI 1.001–1.032; p = 0.038).