Table 1.
Distribution of measures of AB prescribing between different clinicians
| Mean (SD) | 5th percentile | Median | 95th percentile | |
| Crude AB prescribing rate* | 188.8 (89.1) | 77.4 | 174.4 | 350.3 |
| Standardised AB prescribing rate* | 180.9 (82) | 73.5 | 168.1 | 334.7 |
| Level of incidental AB prescribing* (%) | 37.3 (9.7) | 24.5 | 37.0 | 52.0 |
| Repeat AB courses: other AB in prior 30 days in patient prescribed AB (%) | 23.2 (6.5) | 13.1 | 22.9 | 34.3 |
| Number of prior ABs in 3 years before in patients prescribed an AB (mean) | 8.9 (6.1) | 3.4 | 7.5 | 19.1 |
| Use of broad-spectrum AB types (%) | 38.0 (7.9) | 25.7 | 37.8 | 51.2 |
| Patient risk of hospital admission (%) | 0.1 (0.1) | 0.03 | 0.04 | 0.32 |
| NNT to prevent one hospital admission | 8102 (4199) | 1245 | 9092 | 13 961 |
| Consultation rate for common infections* | 116 (62.6) | 34.1 | 108.4 | 218.8 |
| GP coding for common infections (%) | 65.9 (14.8) | 37.6 | 68.2 | 85.4 |
*Per 1000 consultations.
†Percentage of patients with incidental URTI, UTI or LRTI who receive an AB on the date of consultation standardised by age and sex and frequencies of infections.
AB, antibiotic; GP, general practitioner; LRTI, lower respiratory tract infection; NNT, Number Needed to Treat; URTI, upper respiratory tract infection; UTI, urinary tract infection.