A randomized colonoscopy trial reported lower anxiety with pink noise and lower pain with both noise types than with control, but it did not give numerical effect sizes.
The study found that physical-somatic complaints shaped depressive symptom scores after spinal cord injury, while changes in clinically relevant symptoms showed no apparent association with neurological or functional recovery.
Adolescents who reported more parental communication also reported fewer anxiety and depression symptoms, while paternal neglect was linked to more symptoms. The study also identified cognitive flexibility as the most consistent possible statistical pathway.
A Chongqing survey of 10,112 workers found wide industry differences in reported depressive, anxiety and combined symptoms, with physical pain and occupational stress showing the strongest adjusted associations.