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. 2015 Apr 15;12:72. doi: 10.1186/s12974-015-0288-6

Table 7.

Non-parametric analysis of covariance of factors associated with plasma IGFBP2

Plasma characteristics Median (IQR) P value
Neurocognitive impairment 0.624
Yes 38.59 (16.53 to 47.72)
No 26.0 (6.54 to 54.39)
Race 0.027
Black 24.57 (3.90 to 45.44)
Other 15.08 (6.54 to 44.26)
White 40.84 (22.09 to 54.39)
IL-6 0.209a 0.021

aSpearman correlation coefficient between IL-6 and plasma IGFBP2. IQR, interquartile range.