D. Patrick and Y. Chiang, Measurement of Health Outcomes in Treatment Effectiveness Evaluations, Medical Care, vol.38, issue.9, pp.14-25, 2000.
DOI : 10.1097/00005650-200009002-00005

B. De-valle, M. Rahman, M. Lindkvist, B. Bjornsson, E. Chapman et al., Factors that reduce health-related quality of life in patients with primary sclerosing cholangitis, Clin Gastroenterol Hepatol, vol.2012, issue.107, pp.769-775

C. Ramirez-maestre, R. Esteve, and A. Lopez, The Role of Optimism and Pessimism in Chronic Pain Patients Adjustment, The Spanish journal of psychology, vol.16, issue.01, pp.286-294
DOI : 10.1080/13607860600736166

M. Wilsher, Psychological stress in sarcoidosis, Current Opinion in Pulmonary Medicine, vol.18, issue.5, pp.524-527
DOI : 10.1097/MCP.0b013e3283547092

N. Rothrock, R. Hays, K. Spritzer, S. Yount, W. Riley et al., Relative to the general US population, chronic diseases are associated with poorer health-related quality of life as measured by the Patient-Reported Outcomes Measurement Information System (PROMIS), Journal of Clinical Epidemiology, vol.63, issue.11, pp.631195-1204, 2010.
DOI : 10.1016/j.jclinepi.2010.04.012

A. Jerant, B. Chapman, and P. Franks, Personality and EQ-5D scores among individuals with chronic conditions, Quality of Life Research, vol.18, issue.4, pp.1195-1204, 2008.
DOI : 10.1007/s11136-008-9401-y

U. Bronfenbrenner, Ecological models of human development. International encyclopedia of education, 1994.

K. Mcleroy, D. Bibeau, A. Steckler, and K. Glanz, An Ecological Perspective on Health Promotion Programs, Health Education & Behavior, vol.15, issue.4, pp.351-377, 1988.
DOI : 10.1177/109019818801500401

I. Wilson and P. Cleary, Linking clinical variables with health-related quality of life. A conceptual model of patient outcomes, JAMA: The Journal of the American Medical Association, vol.273, issue.1, pp.59-65, 1995.
DOI : 10.1001/jama.273.1.59

C. Ferrans, J. Zerwic, J. Wilbur, and J. Larson, Conceptual Model of Health-Related Quality of Life, Journal of Nursing Scholarship, vol.67, issue.4, pp.336-342, 2005.
DOI : 10.1001/jama.273.1.59

C. Carver, R. Smith, M. Antoni, V. Petronis, S. Weiss et al., Optimistic Personality and Psychosocial Well-Being During Treatment Predict Psychosocial Well-Being Among Long-Term Survivors of Breast Cancer., Health Psychology, vol.24, issue.5, pp.508-516, 2005.
DOI : 10.1037/0278-6133.24.5.508

M. Scheier, C. Carver, and M. Bridges, Distinguishing optimism from neuroticism (and trait anxiety, self-mastery, and self-esteem): A reevaluation of the Life Orientation Test., Journal of Personality and Social Psychology, vol.67, issue.6, pp.1063-1078, 1994.
DOI : 10.1037/0022-3514.67.6.1063

C. Spielberger, State-Trait Anger Expression Inventory, 1988.
DOI : 10.1002/9780470479216.corpsy0942

D. Vandercar, J. Greaner, N. Hibler, C. Spielberger, and S. Bloch, A Description and Analysis of the Operation and Validity of the Psychological Stress Evaluator, Journal of Forensic Sciences, vol.25, issue.1, pp.174-188, 1980.
DOI : 10.1520/JFS10954J

R. Maddux, L. Lundh, and M. Backstrom, The Swedish Depressive Personality Disorder Inventory: Psychometrics and clinical correlates from a DSM-IV and proposed DSM-5 perspective, Nordic Journal of Psychiatry, vol.155, issue.3, pp.167-177
DOI : 10.1080/10673220216230

M. Frost, T. Hoskin, L. Hartmann, A. Degnim, J. Johnson et al., Contralateral Prophylactic Mastectomy: Long-Term Consistency of Satisfaction and Adverse Effects and the Significance of Informed Decision-Making, Quality of Life, and Personality Traits, Annals of Surgical Oncology, vol.6, issue.11, pp.183110-3116, 2011.
DOI : 10.1245/s10434-011-1917-7

L. Beatty, B. Koczwara, J. Rice, and T. Wade, A randomised controlled trial to evaluate the effects of a self-help workbook intervention on distress, coping and quality of life after breast cancer diagnosis, Med J Aust, vol.193, issue.5, pp.68-73, 2010.

C. Conversano, A. Rotondo, E. Lensi, D. Vista, O. Arpone et al., Optimism and Its Impact on Mental and Physical Well-Being, Clinical Practice & Epidemiology in Mental Health, vol.1, issue.1, pp.25-29, 2010.
DOI : 10.2174/17450179010060100025

P. Herzberg, S. Lee, P. Heussner, F. Mumm, I. Hilgendorf et al., May personality influences quality-of-life assessments in adult patients after allogeneic hematopoietic SCT: results from a joint evaluation of the prospective German multicenter validation trial and the Fred Hutchinson cancer research center, Bone Marrow Transplant, vol.2013, issue.481, pp.129-134

O. Vassend, A. Quale, O. Roise, and A. Schanke, Predicting the long-term impact of acquired severe injuries on functional health status: the role of optimism, emotional distress and pain, Spinal Cord, vol.168, issue.12, pp.491193-1197, 2011.
DOI : 10.1038/sc.2011.70

M. Garcia, A. , A. Jimenez, M. Reig-ferrer, A. Alvarez-ude et al., Dispositional optimism in patients on chronic haemodialysis and its possible influence on their clinical course, Nefrologia, issue.2, pp.31199-205, 2011.

M. Zenger, H. Glaesmer, M. Hockel, and A. Hinz, Pessimism Predicts Anxiety, Depression and Quality of Life in Female Cancer Patients, Japanese Journal of Clinical Oncology, vol.41, issue.1, pp.87-94, 2011.
DOI : 10.1093/jjco/hyq168

I. Schou, O. Ekeberg, and C. Ruland, The mediating role of appraisal and coping in the relationship between optimism-pessimism and quality of life, Psycho-Oncology, vol.12, issue.9, pp.718-727, 2005.
DOI : 10.1002/pon.896

X. Jiang and G. He, Effects of an uncertainty management intervention on uncertainty, anxiety, depression, and quality of life of chronic obstructive pulmonary disease outpatients, Research in Nursing & Health, vol.67, issue.4, pp.409-418
DOI : 10.1002/nur.21483

K. Hartl, J. Engel, P. Herschbach, H. Reinecker, H. Sommer et al., Personality traits and psychosocial stress: quality of life over 2 years following breast cancer diagnosis and psychological impact factors, Psycho-Oncology, vol.52, issue.2, pp.160-169, 2010.
DOI : 10.1002/pon.1536

T. Kostka and V. Jachimowicz, Relationship of quality of life to dispositional optimism, health locus of control and self-efficacy in older subjects living in different environments, Quality of Life Research, vol.53, issue.5, pp.351-361, 2010.
DOI : 10.1007/s11136-010-9601-0

D. Horney, H. Smith, M. Mcgurk, J. Weinman, H. J. Altman et al., Associations between quality of life, coping styles, optimism, and anxiety and depression in pretreatment patients with head and neck cancer, Head & Neck, vol.10, issue.Pt 3, pp.65-71, 2011.
DOI : 10.1002/hed.21407

C. Mok, E. Lok, and E. Cheung, Concurrent psychiatric disorders are associated with significantly poorer quality of life in patients with rheumatoid arthritis, Scandinavian Journal of Rheumatology, vol.364, issue.4, pp.253-259
DOI : 10.1016/S0304-3959(02)00274-9

E. Johnson, J. Jones, M. Seidenberg, and B. Hermann, The Relative Impact of Anxiety, Depression, and Clinical Seizure Features on Health-related Quality of Life in Epilepsy, Epilepsia, vol.36, issue.5, pp.544-550, 2004.
DOI : 10.1136/jnnp.68.2.202

F. Alvarez-ude, M. Fernandez-reyes, A. Vazquez, C. Mon, R. Sanchez et al., Physical symptoms and emotional disorders in patient on a periodic hemodialysis program, Nefrologia, vol.21, issue.2, pp.191-199, 2001.

A. Romao, R. Gorayeb, G. Romao, O. Poli-neto, F. Reis et al., High levels of anxiety and depression have a negative effect on quality of life of women with chronic pelvic pain, International Journal of Clinical Practice, vol.65, issue.5, pp.707-711, 2009.
DOI : 10.1111/j.1742-1241.2009.02034.x

N. Giardino, J. Curtis, A. Andrei, V. Fan, J. Benditt et al., Anxiety is associated with diminished exercise performance and quality of life in severe emphysema: a cross-sectional study, Respiratory Research, vol.100, issue.1, p.29, 2010.
DOI : 10.1016/j.rmed.2005.09.031

P. Pragodpol and C. Ryan, Critical Review of Factors Predicting Health-Related Quality of Life in Newly Diagnosed Coronary Artery Disease Patients, The Journal of Cardiovascular Nursing, vol.28, issue.3, pp.277-284
DOI : 10.1097/JCN.0b013e31824af56e

R. Rajandram, S. Ho, N. Samman, N. Chan, C. Mcgrath et al., Interaction of hope and optimism with anxiety and depression in a specific group of cancer survivors: a preliminary study, BMC Research Notes, vol.4, issue.1, p.519, 2011.
DOI : 10.1521/jscp.23.2.273.31018

R. Baron and D. Kenny, The moderator???mediator variable distinction in social psychological research: Conceptual, strategic, and statistical considerations., Journal of Personality and Social Psychology, vol.51, issue.6, pp.511173-1182, 1986.
DOI : 10.1037/0022-3514.51.6.1173

J. Ware, . Jr, and B. Gandek, Overview of the SF-36 Health Survey and the International Quality of Life Assessment (IQOLA) Project, Journal of Clinical Epidemiology, vol.51, issue.11, pp.51903-912, 1998.
DOI : 10.1016/S0895-4356(98)00081-X

A. Wagner, B. Gandek, N. Aaronson, C. Acquadro, J. Alonso et al., Cross-Cultural Comparisons of the Content of SF-36 Translations across 10 Countries, Journal of Clinical Epidemiology, vol.51, issue.11, pp.51925-932, 1998.
DOI : 10.1016/S0895-4356(98)00083-3

A. Leplege, E. Ecosse, A. Verdier, and T. Perneger, The French SF-36 Health Survey, Journal of Clinical Epidemiology, vol.51, issue.11, pp.511013-1023, 1998.
DOI : 10.1016/S0895-4356(98)00093-6

D. Rubin, Inference and missing data, Biometrika, vol.63, issue.3, pp.581-592, 1976.
DOI : 10.1093/biomet/63.3.581

R. Little and D. Rubin, Statistical analysis with missing data, 1987.
DOI : 10.1002/9781119013563

S. Mazanec, B. Daly, S. Douglas, and A. Lipson, The Relationship Between Optimism and Quality of Life in Newly Diagnosed Cancer Patients, Cancer Nursing, vol.33, issue.3, pp.235-243, 2010.
DOI : 10.1097/NCC.0b013e3181c7fa80

S. Norris, T. Mcnally, X. Zhang, B. Burda, B. Chan et al., Published norms underestimate the health-related quality of life among persons with type 2 diabetes, Journal of Clinical Epidemiology, vol.64, issue.4, pp.358-365, 2011.
DOI : 10.1016/j.jclinepi.2010.04.016

F. Zingone, M. Siniscalchi, P. Capone, R. Tortora, P. Andreozzi et al., The quality of sleep in patients with coeliac disease, Alimentary Pharmacology & Therapeutics, vol.37, issue.8, pp.1031-1036, 2010.
DOI : 10.1111/j.1365-2036.2010.04432.x

K. Nas, A. Sarac, A. Gur, R. Cevik, Z. Altay et al., Psychological status is associated with health related quality of life in patients with rheumatoid arthritis, Journal of Back and Musculoskeletal Rehabilitation, vol.24, issue.2, pp.95-100, 2011.
DOI : 10.3233/BMR-2011-0281