The effect of short-term exposure to the natural environment on depressive mood: A systematic review and meta-analysis

Abstract

This is a repository copy of The effect of short-term exposure to the natural environment on depressive mood: A systematic review and meta-analysis.

Effects of natural environment on mental health: an umbrella review of systematic reviews and meta-analyses

“…Lastly, we excluded 107 articles which did not meet at least one of our criteria and included 20 articles in this umbrella review (see Figure 1). [21][22][23][24][25][26][27][28][29][30][31][32][33][34][35][36][37][38][39][40]…”

“…A majority of the recruited articles (n = 13) were systematic narrative reviews, [22][23][24][26][27][28]31,34,[36][37][38][39] and remaining articles were meta-analytic reviews (see Table 2). 21,25,29,30,32,33,35,40 . Moreover, only five studies were published until 2016, 21,22,[33][34][35] , whereas most (n = 13) studies were published since 2017.…”

“…The quality evaluation of the reviews found no study with low quality, six studies with medium quality, 24,[27][28][29]38,40 and remaining 14 studies with high methodological quality (see Supplemental File 1). [21][22][23]25,26,[30][31][32][33][35][36][37]39…”

“…All the included systematic reviews and meta-analyses represent primary studies that were conducted mainly in North America, Europe, and Oceania. Nine reviews had at least one study from Asia, 21,25,26,[28][29][30]35,36,40 whereas only two reviews had at least one study from Central or Latin America 22,29 , and only one study included a primary study from South Africa. 23 Seven reviews included no primary study from Central or Latin America, Africa, or Asia.…”

“…[22][23][24]27,32,37 Four reviews reported primary studies that included students as study participants. 21,29,30,39 One review reported primary studies focusing on elderly participants. 38 Three reviews included primary studies where the participating individuals had previously diagnoses acute and chronic health conditions.…”