an increasing trendp=0.05
All microorganism groups exhibited an increasing trend ( figure 2 ), although this was only marginal for S. aureus (from 28 to 29 per 100 000, p=0.05) .
All microorganism groups exhibited an increasing trend ( figure 2 ), although this was only marginal for S. aureus (from 28 to 29 per 100 000, p=0.05) .