to analyze associations between seropositivity for coronaviruses , influenza A and B viruses and the following :
a ) history of recurrent mood disorders b ) having attempted suicide in the past c ) uni - vs . bi - polarity and d ) presence of psychotic symptoms during mood episodes .
Pearson 's χ² tests and logistic regression models were used to analyze associations between seropositivity for coronaviruses , influenza A and B viruses and the following : a ) history of recurrent mood disorders b ) having attempted suicide in the past c ) uni - vs . bi - polarity and d ) presence of psychotic symptoms during mood episodes .
Pearson 's χ² tests and logistic regression models were used to analyze associations between seropositivity for coronaviruses , influenza A and B viruses and the following : a ) history of recurrent mood disorders b ) having attempted suicide in the past c ) uni - vs . bi - polarity and d ) presence of psychotic symptoms during mood episodes .