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. 2014 Aug 30;14:142. doi: 10.1186/1471-2466-14-142

Figure 3.

Figure 3

Plasma levels of interleukin (IL)-8 were measured at baseline, 1, 2, 3 and 6 months in the mobile phone group (n = 12) and the control group (n = 14). *P < 0.05, **P < 0.01 compared to the baseline level of the mobile phone. #P < 0.01 compared to the control group at the same time point.