Health service use in the 20 weeks following the date of consent based on review of primary care notes
| Control | Intervention | Univariate risk ratio (95% CI; p=value) | Multivariate risk ratio (95% CI; p=value) | |
|---|---|---|---|---|
| Any reconsultations | 126/1418 (8.89%) | 118/1483 (7.96%) | 0.90 (0.71 to 1.14; p=0.368) | 0.95 (0.79 to 1.15; p=0.612) |
| Number of reconsultations† | 0.18 (0.75) | 0.16 (0.66) | 0.88 (0.64 to 1.21; p=0.434) | 0.97 (0.69 to 1.35; p=0.854) |
| Any antibiotic prescriptions | 86/1378 (6.24%) | 83/1448 (5.73%) | 0.92 (0.68 to 1.23; p=0.569) | 0.88 (0.63 to 1.24; p=0.473) |
| Any hospitalisations | 8/1301 (0.61%) | 2/1368 (0.15%) | 0.25 (0.05 to 1.12; p=0.069) | 0.24 (0.05 to 1.13; p=0.072) |
| Any referrals | 10/1302 (0.77%) | 10/1375 (0.73%) | 0.95 (0.39 to 2.26; p=0.903) | 0.98 (0.37 to 2.59; p=0.965) |
*Multivariate model controls for gender, age, highest educational qualification, smoking status, whether there are children aged under 16 years living in the household, any comorbid condition, index of multiple deprivation score and the number of times the patient reported consulting a doctor about an respiratory tract infection in the 12 months prior to the study.
†Reported as the mean (SD). The median is 0 and the IQR is (0, 0). The range is 0–8.