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OPNI changes at pretreatment and post-treatment.
(A) OPNI changes at pretreatment and post-treatment in each case. The red line indicates “increased” OPNI at post-treatment. The blue line indicates “decreased” OPNI at post-treatment. The black line indicates “no change” at post-treatment.
(B) Box plot showing the OPNI at pretreatment and post-treatment. Differences in mean values between the groups were statistically analyzed using Mann–Whitney's U test. **, p < .01.
