Table 3

Findings by outcome, type of nature interaction and study quality

Quality Good
 Emotional Well-being1322255
 Overall Mental Health121141
 Total Good4774661717
Quality Fair
 Emotional Well-being25112359
 Overall Mental Health1132421
 Total Fair126124101424241
Quality Poor
 Emotional Well–being2121
 Overall Mental Health3333
 Total Poor17144125
  • ADD, attention deficit disorder; ADHD, attention deficit hyperactivity disorder; HRQOL, health-related quality of life; NR, nature has significant negative impact on outcome; NS, non-significant finding; PR, nature has significant positive benefit on outcome.