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  Indian J Med Microbiol
 

Figure 1: Trend of O2 saturation during the study. Changes of heart rate within the intramuscular (IM) group (P < 0.001) and intravenous (IV) group (P = 0.031) are signifi cant. The difference of changes between IM and IV groups was also signifi cant (P < 0.001)

Figure 1: Trend of O<sub>2</sub> saturation during the study. Changes of heart rate within the intramuscular (IM) group (<i>P</i> < 0.001) and intravenous (IV) group (<i>P</i> = 0.031) are signifi cant. The difference of changes between IM and IV groups was also signifi cant (<i>P</i> < 0.001)