Intra- and interindividual differences in the within-person coupling between daily pain and affect of older adults

The bidirectional interplay between chronic pain and negative affect is well-established in patient samples. However, less is known about the day-to-day relationship between pain and affect of older adults without severe illnesses and to what extent this association differs within and between individuals. A total of 224 participants (Mage = 77.6, SDage = 6.2) reported their daily experience of pain, impairment by their pain and affect during 21...