Document Classification

Section Type: RESULTS

Text: The mean duration of antibiotics exposure in the PCT vs control groups was lower in all patients (5. 7 vs 8. 7 days ; relative change, -34. 8 % ; 95 % CI, -40. 3 % to -28. 7 %) and in the subgroups of patients with community-acquired pneumonia (n = 925, 7. 2 vs 10. 7 days ; -32. 4 % ; 95 % CI, -37. 6 % to -26. 9 %), exacerbation of chronic obstructive pulmonary disease (n = 228, 2. 5 vs 5. 1 days ; -50. 4 % ; 95 % CI, -64. 0 % to -34. 0 %), and acute bronchitis (n = 151, 1. 0 vs 2. 8 days ; -65. 0 % ; 95 % CI, -84. 7 % to -37. 5 %).