an increasing trendP=0.007
The annual number of ICU patients who received FNR showed an increasing trend (P=0.007), but the percentage per year did not (P=0.764).
The annual number of ICU patients who received FNR showed an increasing trend (P=0.007), but the percentage per year did not (P=0.764).
As shown in Figure 1 , the yearly number of ICU patients who received FNRs showed an increasing trend (P=0.007), while the percentage of these patients did not show a significant trend over 7 years (P=0.764).