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Independent factors determining the frequency of influenza-like illness among adults in Saudi Arabia
| Factor | Adjusted Odds Ratio | 95% Conf. Interval. |
|---|---|---|
| Annual influenza vaccination | 0.49 | 0.25–0.96a |
| Hand washing after shaking | 0.59 | 0.37–0.94a |
The data are presented as 95% Confidence Interval for comparison and statistical significance
aStatistically significant difference
