801
A statistical association between the incidence of DVT and combination chemotherapy including doxorubicin (P =.02) was observed; this association was confirmed on multivariate analysis.
 adverse event: association 
Please tell me event type and its trigger word from given type options. Output format is "type: trigger".  Option: adverse event, potential therapeutic event 
Text: {0} 
Answer:
 adverse event: association 