From: Cost-effectiveness of gargling for the prevention of upper respiratory tract infections
Gargling (n = 122) | Control (n = 130) | |
---|---|---|
Baseline characteristics | ||
Gender (male/female) | 39/83 | 43/87 |
Age (mean) | 34.7 | 36.2 |
Anti-influenza vaccination (%) | 14.3 | 19.2 |
Frequency of URTIs in preceding year | 14/71/36 | 16/78/36 |
(0/1–2/> = 3 times)* | ||
Outcomes of the trial | ||
Infected cases (%)** | 30.1 | 40.8 |
Incidence rate per 60 person-days | 0.34 | 0.52 |
Duration of illness (days) *** | 88 | 156 |