CRP and bacterial pneumonia: The results showed that there was a significant difference in age (p < 0.001) and body temperature (p < 0.001) between mycoplasma pneumonia and bacterial pneumonia, and no significant difference in gender (p= 0.165), c-reactive protein (p = 0.061), white blood cell count (p = 0.126), and neutrophils count (p = 0.186).