Table 2

Quality indicators of all prescriptions and prescriptions for lower respiratory tract infections only

All prescriptionsLRTI prescriptions
B/N ratioP valuesAIP valuesA/B ratioP valuesB/N ratioP valuesAIP valueA/B ratioP values
IPCIAsthma4.7Ref.34.7%Ref.1.1Ref.23.3Ref.48.6%Ref.1.2Ref.
No asthma3.2<0.000131.5%<0.00011.10.005420.60.557650.3%0.35121.30.4074
THINAsthma0.4*Ref.38.8%†ref.3.8*Ref.0.6*Ref.72.8%*Ref.7.6*Ref.
No asthma0.3*<0.000133.7%*<0.00014.0*<0.00010.5*<0.000173.2%*<0.00018.6*<0.0001
  • B/N ratio: J01CR J01DC, J01DD, J01F (except J01FA01)/J01CE, J01DB, J01FA01.

  • AI: J01CA04/J01.

  • A/B ratio: J01CA04/J01CR, J01DC, J01DD, J01F (except J01FA01).

  • J01CA04, amoxicillin; J01CE, beta-lactamase sensitive penicillins; J01CR, combinations of penicillins; J01DB, first-generation cephalosporins; J01DC, second-generation cephalosporins; JOIDD, third-generation cephalosporins; J01F, macrolides, lincosamides and streptogramins; J01FA01, erythromycin.

  • *Significant different from IPCI cohort, p<0.0001.

  • †Significant different from IPCI cohort, p<0.005.

  • A/B, amoxicillin/broad ratio; AI, Amoxicillin Index; B/N, broad/narrow ratio; IPCI, Integrated Primary Care Information database; LRTI, lower respiratory tract infection; THIN, The Health Improvement Network; Ref., reference.