The influence of personal, cultural and affective factors and of the characteristics of the neoplasic diseases in the occurrence of pain and pain intensity in 92 patients presenting advanced cancer was evaluated. Pain usually moderate or severe during past week before the interview occurred in 62.0% of the patients. The duration of pain symptomatology lasted 10 months as an average. There was a higher proportion of patients with head and neck tumors in the group with pain than without pain. Cultural misconceptions about cancer pain control and the idea that doctors prescribe excessive amount of analgesics were correlated with higher intensities of pain (p<0.05). Patients with pain presented higher depression scores than patients without pain (p<0.05) Higher pain scores were correlated with higher depressive scores (p<0.05).
cancer pain; chronic pain; depression; misconceptions