Correlate as named by investigatorPeople investigatedFinding
Pleasure involvement
18+ aged, general public, Stirling County, Canada, 1963-1968
Enhancement
21+ aged, general public, Metro Manila, Philippines, 1972
Joy
Breast cancer patients, first recurrence cases, Eastern USA, 1979
Positive affect
Single males and couples Baltimore USA, followed 7 years, 1979-86
Positive affect
Steel workers, 6 months after closure of plant, Manchester, UK, 1976