Practices using CRP rapid tests (n = 281) | Practices not using CRP rapid tests (n = 86) | |
---|---|---|
Antibiotic prescribing rate for upper RTIs (% [95% CI]) | ||
Acute sinusitis | 59 (56 to 62) | 78 (73 to 82) |
Acute tonsillitis | 42 (40 to 44) | 46 (42 to 50) |
Acute otitis | 48 (45 to 50) | 48 (43 to 53) |
RTI patient characteristics | ||
Median (IQR) age of patients with RTIs in years | 26 (4–47) | 27 (4–48) |
Median (IQR) age of patients with sinusitis in years | 40 (31–53) | 41 (31–54) |
Percentage (95% CI) of female patients with RTIs | 56 (55 to 57) | 59 (57 to 60) |
Percentage (95% CI) of female patients with sinusitis | 68 (65 to 71) | 72 (67 to 76) |
Median (IQR) of patients with RTIs per GP | 47 (34–58) | 47 (35–70) |
Practice characteristics | ||
Percentage (95% CI) of GPs in group practices | 64 (58 to 70) | 57 (48 to 68) |
Median (IQR) of patients listed per practice | 2150 (1600–3900) | 1875 (1610–3050) |
Median (IQR) age of GPs (years) | 49 (45–54) | 52 (46–56) |
Percentage (95% CI) of female GPs | 36 (25 to 47) | 38 (32 to 45) |
Percentage (95% CI) of GPs with high workloada | 50 (44 to 56) | 55 (44 to 66) |
↵aSelf-assessed. CRP = C-reactive protein; IQR = interquartile range; RTI = respiratory tract infection.