111 4. Table 2: Nasal swabs were Table 2 S. aureus and S. lugdunensis distribution in hospitalized collected from 187 pa

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111 4 Table 2 Nasal Swabs Were Table 2 S Aureus And S Lugdunensis Distribution In Hospitalized Collected From 187 Pa 1 (42.46 KiB) Viewed 174 times

111 4. Table 2: Nasal swabs were Table 2 S. aureus and S. lugdunensis distribution in hospitalized collected from 187 patients in patients hospital and tested for presence or Slugdunensis S. lugdunensis positive negative Total absence of both S. aureus and S. Saureus-positive 1 59 60 lugdunensis. Saureus-negative 16 127 17 170 187 a) What does Table 2 show about the Risk 0.059 0.347 0.321 in vivo (in a living organism, instead Significant differences between Slugdunensis-positive and S. lugdunensis negative patients were analysed by the Chi-squared test of in a plastic dish) abilities that 30.059 versus 0.347: risk ratio, 0.169, 95% confidence interval 0.025-1.147. Lugdunin might have on limiting *P. 0.015 growth of a harmful microbe like Staph. aureus? Total b) Why does having beneficial microbes living on our body surfaces help reduce the amount of work that our immune systems have to do?