Chang et al., 2018Chang, E., Chang, O., Martos, T., Sallay, V., Li, X., Lucas, A., & Lee, J. (2018). Does optimism weaken the negative effects of being lonely on suicide risk? Death Studies, 42(1), 63–68. https://doi.org/10.1080/07481187.2017.1332115. https://doi.org/10.1080/07481187.2017.13...
|
Hungary, Europe |
Cross-sectional |
Academic |
457 |
21.52 ± 2.16, (18-32) |
LOT-R |
BDI |
Chin & Holden, 2013Chin, J., & Holden, R. (2013). Multidimensional future time perspective as moderators of the relationships between suicide motivation, preparation, and its predictors. Suicide & life-threatening behavior, 43(4), 395–405. https://doi.org/10.1111/sltb.12025. https://doi.org/10.1111/sltb.12025...
|
Canada, America |
Cross-sectional |
Academic |
87 |
18.15 ± 0.84, (18-23) |
LOR-R |
BDI-II |
Cobb et al., 2020Cobb, C., Schwartz, S., Salas, C., Pinedo, M., Martinez, P., Meca, A.,…Cano, M. (2020). Alcohol use severity, depressive symptoms, and optimism among Hispanics: Examining the immigrant paradox in a serial mediation model. Clinical Psychology, 76(12), 2329–2344. https://doi.org/10.1002/jclp.23014. https://doi.org/10.1002/jclp.23014...
|
United State, America |
Cross-sectional |
General population |
200 |
21.30 ± 2.09 |
LOT-R |
CES-D |
Finch et al., 2020Finch, J., Farrell, L., & Waters, A. (2020). Searching for the HERO in youth: Does psychological capital (PsyCap) predict mental health symptoms and subjective wellbeing in Australian school-aged children and adolescents? Child Psychiatry and Human Development, 51(6), 1025–1036. https://doi.org/10.1007/s10578-020-01023-3. https://doi.org/10.1007/s10578-020-01023...
|
Australia, Oceania |
Cross-sectional |
Academic |
486 |
11.54 ± 1.20. |
YLOT |
RCADS-SV |
Guassi & Telzer, 2015Guassi, J. F., & Telzer, E. H. (2015). Changes in family cohesion and links to depression during the college transition. Journal of Adolescence, 43, 72–82. https://doi.org/10.1016/j.adolescence.2015.05.012. https://doi.org/10.1016/j.adolescence.20...
|
United State, America |
Longitudinal |
Academic |
338 |
18.40 ± 0.36 |
LOT-R (T1) |
CES-D (T1) |
|
|
|
|
|
|
LOT-R (T1) |
CESD (T2) |
Heinen et al., 2017Heinen, I., Bullinger, M., & Kocalevent, R. (2017). Perceived stress in first year medical students - associations with personal resources and emotional distress. BMC Medical Education, 17(1), 1–14. https://doi.org/10.1186/s12909-016-0841-8. https://doi.org/10.1186/s12909-016-0841-...
|
Germany, Europe |
Cross-sectional |
Academic |
321 |
21.80 ± 3.93 |
SWOP |
PHQ-4 |
Hinkle & Quiton, 2019Hinkle, C., & Quiton, R. (2019). Higher dispositional optimism predicts lower pain reduction during conditioned pain modulation. The Journal of Pain, 20(2), 161–170. https://doi.org/10.1016/j.jpain.2018.08.006. https://doi.org/10.1016/j.jpain.2018.08....
|
United State, America |
Cross-sectional |
Academic |
77 |
22.99 ± 6.81 |
LOT-R |
BDI |
Iovu et al., 2018Iovu, M. B., Hărăguș, P. T., & Roth, M. (2018). Constructing future expectations in adolescence: relation to individual characteristics and ecological assets in family and friends. International Journal of Adolescence and Youth, 23(1), 1–10. https://doi.org/10.1080/02673843.2016.1247007. https://doi.org/10.1080/02673843.2016.12...
|
Romania, Europe |
Cross-sectional |
General population |
1509 |
(18-25) |
LOT-R |
BDI |
Jiang et al., 2015Jiang, F., Yue, X., Lu, S., Yu, G., & Zhu, F. (2015). How belief in a just world benefits mental health: The effects of optimism and gratitude. Social Indicators Research, 126(1), 411–423. https://doi.org/10.1007/s11205-015-0877-x. https://doi.org/10.1007/s11205-015-0877-...
|
China, Asia |
Cross-sectional |
Academic |
1200 |
20.73 ± 1.37 |
LOT-R |
SDS |
Kaiser & Malik, 2015Kaiser, A., & Malik, S. (2015). Emotional maltreatment as predictor of mental health problems among adolescents: Moderating role of optimism. Journal of Behavioral Sciences, 25(2), 129–144 https://web.a.ebscohost.com/abstract?direct=true&profile=ehost&scope=site&authtype=crawler&jrnl=10289097&AN=123068741&h=T9THLUsDEB%2bySj1RGQBmfZJNq3l120wgH7bKYLQiXCLyfMHSJ1Buad%2bHeGIISPHTKXLLXk5WCaLqfV3Gke570Q%3d%3d&crl=f&resultNs=AdminWebAuth&resultLocal=ErrCrlNotAuth&crlhashurl=login.aspx%3fdirect%3dtrue%26profile%3dehost%26scope%3dsite%26authtype%3dcrawler%26jrnl%3d10289097%26AN%3d123068741. Accessed 08 Jan 2021. https://web.a.ebscohost.com/abstract?dir...
|
Pakistan, Asia |
Cross-sectional |
Academic |
400 |
16.0 ± 1.6, (14-18) |
LOT-R |
DASS |
Kapıkıran & Acun-Kapıkıran, 2016Kapıkıran, Ş., & Acun-Kapıkıran, N. (2016). Optimism and psychological resilience in relation to depressive symptoms in university students: Examining the mediating role of self-esteem. Kuram ve Uygulamada Eğitim Bilimleri/Educational Sciences: Theory & Practice, 16(6), 2087–2110. https://doi.org/10.12738/estp.2016.6.0107. https://doi.org/10.12738/estp.2016.6.010...
|
Turkey, Asia |
Cross-sectional |
Academic |
494 |
20.85 ± 1.57, (18-30) |
LOT-R |
BSI |
Kenny et al., 2016Kenny, R., Dooley, B., & Fitzgerald, A. (2016). How psychological resources mediate and perceived social support moderates the relationship between depressive symptoms and help-seeking intentions in college students. British Journal of Guidance & Counselling, 44(4), 402–413. https://doi.org/10.1080/03069885.2016.1190445. https://doi.org/10.1080/03069885.2016.11...
|
Ireland, Europe |
Cross-sectional |
Academic |
8121 |
20.42 ± 1.90, (17-25) |
LOT-R |
DASS |
Kube, Glombiewski, & Rief, 2018Kube, T., Glombiewski, J., & Rief, W. (2018). Situational expectations mediate the effect of global beliefs on depressive symptoms: a 1-year prospective study using a student sample. Current Opinion in Psychiatry, 31(5), 409–416. https://doi.org/10.1097/YCO.0000000000000443. https://doi.org/10.1097/YCO.000000000000...
|
Germany, Europe |
Longitudinal |
Academic |
125 |
22.05 ± 4.00 |
LOT-R (T1) |
BDI-II (T1) |
|
|
|
Academic |
|
|
LOT-R (T2) |
BDI-II (T2) |
Kwok & Gu, 2017Kwok, S., & Gu, M. (2017). The role of emotional competence in the association between optimism and depression among Chinese adolescents. Child Indicators Research, 10(1), 171–185. https://doi.org/10.1007/s12187-016-9366-2. https://doi.org/10.1007/s12187-016-9366-...
|
Hong Kong, Asia |
Cross-sectional |
Academic |
525 |
13.80, (12-15) |
LOT-R |
HADS |
Kwok&Gu, 2019Kwok, S., & Gu, M. (2019). Parental suicidal ideation and child depressive symptoms: The roles of optimism and gratitude. Journal of Social Service Reseach, 46(4), 586–595. https://doi.org/10.1080/01488376.2019.1612819. https://doi.org/10.1080/01488376.2019.16...
|
Hong Kong, Asia |
Cross-sectional |
Academic |
302 |
10.56, (9-12) |
LOT-R |
BSI |
Liu & Lau, 2013Liu, L. L., & Lau, A. S. (2013). Teaching about race/ethnicity and racism matters: An examination of how perceived ethnic racial socialization processes are associated with depression symptoms. Cultural Diversity and Ethnic Minority Psychology, 19(4), 383–394. https://doi.org/10.1037/a0033447. https://doi.org/10.1037/a0033447...
|
United State, America |
Cross-sectional |
Academic |
670 |
18.92 ± 1.08, (17-22) |
LOT-R |
CES-D |
Liu et al., 2017Liu, Q. Q., Zhou, Z. K., Yang, X. J., Niu, G. F., Tian, Y., & Fan, C. Y. (2017). Upward social comparison on social network sites and depressive symptoms: A moderated mediation model of self-esteem and optimism. Personality and Individual Differences, 113, 223–228. https://doi.org/10.1016/j.paid.2017.03.037. https://doi.org/10.1016/j.paid.2017.03.0...
|
China, Asia |
Cross-sectional |
Academic |
1205 |
19.86 ± 1.26, (17-24) |
LOT-R |
CES-D |
Morris et al., 2010Morris, R., Martin, B., Hopson, J., & Murphy, K. (2010). Besides that, i’m ok: Well-being in Caribbean and American adolescents and youth. Journal of Research on Christian Education, 19(1), 56–78. https://doi.org/10.1080/10656211003630463. https://doi.org/10.1080/1065621100363046...
|
United State, America |
Cross-sectional |
Academic |
235 |
18,00 ± 2.00 |
LOT-R |
CES-D |
Morton et al., 2014Morton, S., Mergler, A., & Boman, P. (2014). Managing the transition: The role of optimism and self-efficacy for first-year Australian university students. Australian Journal of Guidance and Counselling, 24(1), 90–108. https://doi.org/10.1017/JGC.2013.29. https://doi.org/10.1017/JGC.2013.29...
|
Australia, Oceania |
Cross-sectional |
Academic |
84 |
(17-18) |
LOT-R |
SCAMDA |
Niu et al., 2018Niu, G. F., Zhou, Z. K., Sun, X., Yu, F., Xie, X. C., Liu, Q. Q., & Lian, S. L. (2018). Cyberostracism and its relation to depression among Chinese adolescents: The moderating role of optimism. Personality and Individual Differences, 123, 105-109. https://doi.org/10.1016/j.paid.2017.10.032. https://doi.org/10.1016/j.paid.2017.10.0...
|
China, Asia |
Cross-sectional |
Academic |
1626 |
14.31 ± 1.52, (12-18) |
LOT-R |
CES-D |
O'Sullivan et al., 2019O'Sullivan, L. F., Hughes, K., Talbot, F., & Fuller, R. (2019). Plenty of fish in the ocean: How do traits reflecting resiliency moderate adjustment after experiencing a romantic breakup in emerging adulthood? Journal of Youth and Adolescence, 48(5), 949–962. https://doi.org/10.1007/s10964-019-00985-5. https://doi.org/10.1007/s10964-019-00985...
|
Canada, America |
Cross-sectional |
General population |
886 |
20.7, (18-22) |
LOT-R |
BDI-II |
Pinquart & Pfeiffer, 2014Pinquart, M., & Pfeiffer, J. (2014). Worry in adolescents with visual impairment. British Journal of Visual Impairment, 32(2), 94–107. https://doi.org/10.1177/0264619613511617. https://doi.org/10.1177/0264619613511617...
|
Germany, Europe |
Cross-sectional |
Academic |
162 |
16.9 ± 2.6 |
LOT-R |
CDI |
Pu et al., 2017Pu, J., Hou, H., & Ma, R. (2017). Direct and indirect effects of self-efficacy on depression: The mediating role of dispositional optimism. Current Psychology: A Journal for Diverse Perspectives on Diverse Psychological Issues, 36(3), 410–416. https://doi.org/10.1007/s12144-016-9429-z. https://doi.org/10.1007/s12144-016-9429-...
|
China, Asia |
Cross-sectional |
Academic |
535 |
20.67 ± 1.43, (18-23) |
LOT-R |
SDS |
Shi et al., 2016Shi, M., Liu, L., Wang, Z. Y., & Wang, L. (2016). Prevalence of depressive symptoms and its correlations with positive psychological variables among Chinese medical students: An exploratory cross-sectional study. BMC Psychiatry, 16(3), 1–8. https://doi.org/10.1186/s12888-016-0710-3. https://doi.org/10.1186/s12888-016-0710-...
|
China, Asia |
Cross-sectional |
Academic |
2925 |
21.65 ± 1.95, (15-28) |
LOT-R |
CES-D |
Tyser et al., 2014Tyser, J., Scott, W. D., Readdy, T., & McCrea, S. (2014). El papel de las representaciones de objetivos, la identidad cultural y el optimismo disposicional en las experiencias depresivas de la juventud indígena estadounidense de una tribu de las llanuras del norte. Journal of Youth and Adolescence, 43(3), 329–342. https://doi.org/10.1007/s10964-013-0042-2. https://doi.org/10.1007/s10964-013-0042-...
|
United State, America |
Cross-sectional |
Academic |
164 |
Age not informed |
LOT-R |
CDI |
Wang et al., 2018Wang, S., Zhao, Y., Cheng, B., Wang, X., Yang, X., Chen, T.,…Gong, Q. (2018). The optimistic brain: Trait optimism mediates the influence of resting-state brain activity and connectivity on anxiety in late adolescence. Human Brain Mapping, 39(10), 3943–3955. https://doi.org/10.1002/hbm.24222. https://doi.org/10.1002/hbm.24222...
|
China, Asia |
Cross-sectional |
Academic |
234 |
18.60 ± 0.78 |
LOT-R |
BDI |
Weber et al., 2010Weber, S., Puskar, K., & Ren, D. (2010). Relationships between depressive symptoms and perceived social support, self-esteem, & optimism in a sample of rural adolescents. Issues in Mental Health Nursing, 31(9), 584–588. https://doi.org/10.3109/01612841003775061. https://doi.org/10.3109/0161284100377506...
|
United State, America |
Cross-sectional |
Academic |
179 |
15.6, (14-18) |
LOT-R |
RADS-2 |
Wong & Lim, 2009Wong, S. S., & Lim, T. (2009). Hope versus optimism in Singaporean adolescents: Contributions to depression and life satisfaction. Personality and Individual Differences, 46(5-6), 648–652. https://doi.org/10.1016/j.paid.2009.01.009. https://doi.org/10.1016/j.paid.2009.01.0...
|
Singapore, Asia |
Cross-sectional |
Academic |
334 |
15.6 ± 0.59, (14-18) |
LOT-R |
CES-D |
Wu et al., 2015Wu, J., Dong, D., Jackson, T., Wang, Y., Huang, J., & Chen, H. (2015). The neural correlates of optimistic and depressive tendencies of self-evaluations and resting-state default mode network. Frontiers in Human Neuroscience, 18(9), 1–11. https://doi.org/10.3389/fnhum.2015.00618. https://doi.org/10.3389/fnhum.2015.00618...
|
China, Asia |
Cross-sectional |
General population |
50 |
22.2 ± 1.7, (19-25) |
LOT-R |
BDI-II |
Xie et al., 2018Xie, X., Wang, X., Zhao, F., Lei, L., Niu, G., & Wang, P. (2018). Online real-self presentation and depression among Chinese teens: Mediating role of social support and moderating role of dispositional optimism. Child Indicators Research, 11(5), 1531–1544. https://doi.org/10.1007/s12187-017-9484-5. https://doi.org/10.1007/s12187-017-9484-...
|
China, Asia |
Cross-sectional |
Academic |
1742 |
14.35 ± 1.52) |
AOS |
CES-D |
Zou et al., 2020Zou, R., Xu, X., Hong, X., & Yuan, J. (2020). Higher socioeconomic status predicts less risk of depression in adolescence: Serial mediating roles of social support and optimism. Frontiers in Psychology, 11, 1955. https://doi.org/10.3389/fpsyg.2020.01955. https://doi.org/10.3389/fpsyg.2020.01955...
|
China, Asia |
Cross-sectional |
Academic |
652 |
14.55 ± 1.82, (1120) |
LOT-R |
CES-D |