Any P. chabaudi-infected IL-10 KO mouse that scored below 17, out of a maximum of 22, on the abbreviated SHIRPA screen before day 9 post-infection had a statistically significant chance of succumbing to infection, with an odds ratio of 23.7 (95% CI 4.0–126.0, χ2 test), meaning they had almost 24 times more probability to succumb to disease. Here, IL10 is linked to infection.