This study investigated the psychosocial factors affecting the quality of life (QOL) of 171 individuals with chronic pain. Participants completed a battery of self-rated inventories measuring three sets of predictor variables-demographic (age, gender, income, marital status), pain-specific (chron icity, severity, duration, frequency, pain impairment), and psychosocial (interference, social support, depression, coping)-and one criterion variable with five models (physical, psychological, social, environmental, total). Hierarchical multiple regression indicates that income predicts the psychological and environmental domains of QOL. Across all five models, 56% to 76% of the variance was ...

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