. 2022 Dec 7;28(1):22–32. doi: 10.1111/camh.12619

Table 2.

Qualitative and quantitative studies included in the review broken down by mental health condition

Mental health condition	Qualitative studies	Quantitative studies
Depression	Radovic, Gmelin, Stein, and Miller (2017)	Akkin Gurbuz, Demir, Gokalp Ozcan, Kadak, and Poyraz (2017), Alpaslan, Soylu, Kocak, and Guzel (2016) ^a , Cao et al. (2020), Li et al. (2021), Onat, Ozyurt, Ozturk, and Akay (2019) ^a , Sahin and Usta (2020), Ucar et al. (2020) ^a
Nonsuicidal self‐injury	Jacob, Evans, and Scourfield (2017)	Lanzillo, Zhang, Jobes, and Brausch (2021)
Eating problems	Hadwiger et al. (2019)	N/A
Multiple target mental health conditions (e.g. depression, anxiety, nonsuicidal self‐injury, eating disorders, internalising problems).	Weinstein et al. (2021); van Rensburg, Klingensmith, McLaughlin, Qayyum, and van Schalkwyk (2016)	Firat et al. (2018), Gansner et al. (2019), Gansner, Nisenson, Carson, and Torous (2020), Gansner, Nisenson, Lin, Carson, and Torous (2022), Gansner et al. (2022), Martin‐Fernandez et al. (2016); Meszaros, Gyori, Horvath, Szentivanyi, and Balazs (2020) ^a , Mullen, Dowling, and O'Reilly (2018) ^a , Nesi et al. (2021), Nesi et al. (2021), Nesi, Wolff, and Hunt (2019), Ucar et al. (2018), Werling, Walitza, Gerstenberg, Grunblatt, and Drechsler (2022) ^a

^{^a}

Denotes case‐control studies that compare clinically diagnosed adolescents with adolescents without mental health difficulties. No study focused only on anxiety though anxiety was a focus in studies of multiple conditions.