1Office for National Statistics. Suicides in the UK: 2017 Registrations. ONS, 2018: 1–20.
2Curtin, SC, Warner, M, Hedegaard, H. Increase in suicide in the United States, 1999–2014. NCHS Data Brief 2016; (241): 1–8.
3Turecki, G, Brent, DA. Suicide and suicidal behaviour. Lancet 2016; 387: 1227–39.
4Socialstyrelsen. Statistik om dödsorsaker 2017. Socialstyrelsen, 2018: 1–4.
5Koo, YW, Kolves, K, De Leo, D. Suicide in older adults: a comparison with middle-aged adults using the Queensland Suicide Register. Int Psychogeriatr 2017; 29: 419–30.
6Aberg, MA, Nyberg, J, Toren, K, Sorberg, A, Kuhn, HG, Waern, M. Cardiovascular fitness in early adulthood and future suicidal behaviour in men followed for up to 42 years. Psychol Med 2014; 44: 779–88.
7Mann, JJ, Waternaux, C, Haas, GL, Malone, KM. Toward a clinical model of suicidal behavior in psychiatric patients. Am J Psychiatry 1999; 156: 181–9.
8Gunnell, D, Lewis, G. Studying suicide from the life course perspective: implications for prevention. Br J Psychiatry 2005; 187: 206–8.
9Pompili, M, Serafini, G, Innamorati, M, Biondi, M, Siracusano, A, Di Giannantonio, M, et al. Substance abuse and suicide risk among adolescents. Eur Arch Psychiatry Clin Neurosci 2012; Jan 31 [Epub ahead of print].
10Geoffroy, MC, Gunnell, D, Power, C. Prenatal and childhood antecedents of suicide: 50-year follow-up of the 1958 British Birth Cohort study. Psychol Med 2014; 44: 1245–56.
11Gunnell, D, Magnusson, PK, Rasmussen, F. Low intelligence test scores in 18 year old men and risk of suicide: cohort study. BMJ 2005; 330: 167.
12Lindqvist, E, Vestman, R. The labor market returns to cognitive and noncognitive ability: evidence from the Swedish Enlistment. Am Econ J 2011; 3: 101–28.
13Batty, GD, Kivimaki, M, Bell, S, Gale, CR, Shipley, M, Whitley, E, et al. Psychosocial characteristics as potential predictors of suicide in adults: an overview of the evidence with new results from prospective cohort studies. Transl Psychiatry 2018; 8: 22.
14Kapur, N, Cooper, J, O'Connor, RC, Hawton, K. Non-suicidal self-injury v. attempted suicide: new diagnosis or false dichotomy? Br J Psychiatry 2013; 202: 326–8.
15Benjamini, Y, Yekutieli, D. The control of the false discovery rate in multiple testing under dependency. Ann Stat 2001; 29: 1165–88.
16Pompili, M, Serafini, G, Innamorati, M, Dominici, G, Ferracuti, S, Kotzalidis, GD, et al. Suicidal behavior and alcohol abuse. Int J Environ Res Public Health 2010; 7: 1392–431.
17Brezo, J, Paris, J, Turecki, G. Personality traits as correlates of suicidal ideation, suicide attempts, and suicide completions: a systematic review. Acta Psychiatr Scand 2006; 113: 180–206.
18Hiyoshi, A, Udumyan, R, Osika, W, Bihagen, E, Fall, K, Montgomery, S. Stress resilience in adolescence and subsequent antidepressant and anxiolytic medication in middle aged men: Swedish cohort study. Soc Sci Med 2015; 134: 43–9.
19Dwivedi, Y. Brain-derived neurotrophic factor and suicide pathogenesis. Ann Med 2010; 42: 87–96.
20Klinitzke, G, Steinig, J, Bluher, M, Kersting, A, Wagner, B. Obesity and suicide risk in adults – a systematic review. J Affect Disord 2013; 145: 277–84.
21Nithianantharajah, J, Hannan, AJ. The neurobiology of brain and cognitive reserve: mental and physical activity as modulators of brain disorders. Prog Neurobiol 2009; 89: 369–82.
22Parra Uribe, I, Blasco-Fontecilla, H, Garcia-Pares, G, Giro Batalla, M, Llorens Capdevila, M, Cebria Meca, A, et al. Attempted and completed suicide: not what we expected? J Affect Disord 2013; 150: 840–6.
23Wiktorsson, S, Runeson, B, Skoog, I, Ostling, S, Waern, M. Attempted suicide in the elderly: characteristics of suicide attempters 70 years and older and a general population comparison group. Am J Geriatr Psychiatry 2010; 18: 57–67.
24Reinherz, HZ, Tanner, JL, Berger, SR, Beardslee, WR, Fitzmaurice, GM. Adolescent suicidal ideation as predictive of psychopathology, suicidal behavior, and compromised functioning at age 30. Am J Psychiatry 2006; 163: 1226–32.
25Rasmussen, F, Johansson, M. The relation of weight, length and ponderal index at birth to body mass index and overweight among 18-year-old males in Sweden. Eur J Epidemiol 1998; 14: 373–80.