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Jonathan A Shaffer

TitleAsst Professor
InstitutionUniversity of Colorado Denver - Denver Campus
DepartmentCLAS-Psychology
Phone303/315-7053

    Collapse Research 
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    K23HL112850     (SHAFFER, JONATHAN A)Feb 8, 2013 - Jan 31, 2018
    NIH/NHLBI
    Improving QoL in Outpatients with Heart Failure: A Dose-Finding Study and RCT
    Role: Principal Investigator

    Collapse Bibliographic 
    Collapse selected publications
    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Faculty can login to make corrections and additions.
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    1. Louh IK, Greendyke WG, Hermann EA, Davidson KW, Falzon L, Vawdrey DK, Shaffer JA, Calfee DP, Furuya EY, Ting HH. Clostridium Difficile Infection in Acute Care Hospitals: Systematic Review and Best Practices for Prevention. Infect Control Hosp Epidemiol. 2017 Apr; 38(4):476-482. PMID: 28300019.
      View in: PubMed
    2. Poghosyan L, Chaplin WF, Shaffer JA. Validation of Nurse Practitioner Primary Care Organizational Climate Questionnaire: A New Tool to Study Nurse Practitioner Practice Settings. J Nurs Meas. 2017 Apr 01; 25(1):142-155. PMID: 28395705.
      View in: PubMed
    3. Wasson LT, Cusmano A, Meli L, Louh I, Falzon L, Hampsey M, Young G, Shaffer J, Davidson KW. Association Between Learning Environment Interventions and Medical Student Well-being: A Systematic Review. JAMA. 2016 Dec 06; 316(21):2237-2252. PMID: 27923091.
      View in: PubMed
    4. Alcántara C, Giorgio Cosenzo LA, Fan W, Doyle DM, Shaffer JA. Anxiety sensitivity and racial differences in sleep duration: Results from a national survey of adults with cardiovascular disease. J Anxiety Disord. 2017 May; 48:102-108. PMID: 27760717.
      View in: PubMed
    5. Panagioti M, Bower P, Kontopantelis E, Lovell K, Gilbody S, Waheed W, Dickens C, Archer J, Simon G, Ell K, Huffman JC, Richards DA, van der Feltz-Cornelis C, Adler DA, Bruce M, Buszewicz M, Cole MG, Davidson KW, de Jonge P, Gensichen J, Huijbregts K, Menchetti M, Patel V, Rollman B, Shaffer J, Zijlstra-Vlasveld MC, Coventry PA. Association Between Chronic Physical Conditions and the Effectiveness of Collaborative Care for Depression: An Individual Participant Data Meta-analysis. JAMA Psychiatry. 2016 Sep 01; 73(9):978-89. PMID: 27602561.
      View in: PubMed
    6. Davidson KW, Shaffer J, Ye S, Falzon L, Emeruwa IO, Sundquist K, Inneh IA, Mascitelli SL, Manzano WM, Vawdrey DK, Ting HH. Interventions to improve hospital patient satisfaction with healthcare providers and systems: a systematic review. BMJ Qual Saf. 2017 Jul; 26(7):596-606. PMID: 27488124.
      View in: PubMed
    7. Homma K, Chang B, Shaffer J, Toledo B, Hefele B, Dalrymple N, Edmondson D. Association of social support during emergency department evaluation for acute coronary syndrome with subsequent posttraumatic stress symptoms. J Behav Med. 2016 Oct; 39(5):823-31. PMID: 27233900; PMCID: PMC5014580 [Available on 10/01/17].
    8. Diaz KM, Krupka DJ, Chang MJ, Shaffer JA, Ma Y, Goldsmith J, Schwartz JE, Davidson KW. Validation of the Fitbit One® for physical activity measurement at an upper torso attachment site. BMC Res Notes. 2016 Apr 12; 9:213. PMID: 27068022; PMCID: PMC4828816.
    9. Denton EG, Shaffer JA, Alcantara C, Cadermil E. Erratum to: Neighborhood matters: the impact of Hispanic ethnic density on future depressive symptoms 1-year following an ACS event among Hispanic patients. J Behav Med. 2016 Feb; 39(1):179-80. PMID: 26518206; PMCID: PMC4933021.
    10. Denton EG, Shaffer JA, Alcantara C, Cadermil E. Neighborhood matters: the impact of Hispanic ethnic density on future depressive symptoms 1-year following an ACS event among Hispanic patients. J Behav Med. 2016 Feb; 39(1):28-40. PMID: 26407692; PMCID: PMC4724308 [Available on 02/01/17].
    11. Wyer P, Stojanovic Z, Shaffer JA, Placencia M, Klink K, Fosina MJ, Lin SX, Barron B, Graham ID. Combining training in knowledge translation with quality improvement reduced 30-day heart failure readmissions in a community hospital: a case study. J Eval Clin Pract. 2016 Apr; 22(2):171-9. PMID: 26400781.
      View in: PubMed
    12. Sumner JA, Kronish IM, Pietrzak RH, Shimbo D, Shaffer JA, Parsons FE, Edmondson D. Dimensional structure and correlates of posttraumatic stress symptoms following suspected acute coronary syndrome. J Affect Disord. 2015 Nov 01; 186:178-85. PMID: 26241667; PMCID: PMC4565739 [Available on 11/01/16].
    13. Shaffer JA, Maurer MS. Multiple Chronic Conditions and Heart Failure: Overlooking the Obvious? JACC Heart Fail. 2015 Jul; 3(7):551-553. PMID: 26160371.
      View in: PubMed
    14. Shaffer JA, Falzon L, Cheung K, Davidson KW. N-of-1 randomized trials for psychological and health behavior outcomes: a systematic review protocol. Syst Rev. 2015 Jun 17; 4:87. PMID: 26081256; PMCID: PMC4471921.
    15. Yoon S, Shaffer JA, Bakken S. Refining a self-assessment of informatics competency scale using Mokken scaling analysis. J Interprof Care. 2015; 29(6):579-86. PMID: 26652630.
      View in: PubMed
    16. Shaffer JA, Thompson JL, Cheng B, Ye S, Lip GY, Mann DL, Sacco RL, Pullicino PM, Freudenberger RS, Graham S, Mohr JP, Labovitz AJ, Estol CJ, Lok DJ, Ponikowski P, Anker SD, Di Tullio MR, Homma S. Association of quality of life with anticoagulant control in patients with heart failure: the Warfarin and Aspirin in Reduced Cardiac Ejection Fraction (WARCEF) trial. Int J Cardiol. 2014 Dec 15; 177(2):715-7. PMID: 25456692; PMCID: PMC4303491.
    17. Voils CI, King HA, Maciejewski ML, Allen KD, Yancy WS, Shaffer JA. Approaches for informing optimal dose of behavioral interventions. Ann Behav Med. 2014 Dec; 48(3):392-401. PMID: 24722964; PMCID: PMC4414086.
    18. Li A, Shaffer J, Bagger J. The psychological well-being of disability caregivers: examining the roles of family strain, family-to-work conflict, and perceived supervisor support. J Occup Health Psychol. 2015 Jan; 20(1):40-9. PMID: 25181282.
      View in: PubMed
    19. Regalbuto R, Maurer MS, Chapel D, Mendez J, Shaffer JA. Joint Commission requirements for discharge instructions in patients with heart failure: is understanding important for preventing readmissions? J Card Fail. 2014 Sep; 20(9):641-9. PMID: 24996200; PMCID: PMC4241117.
    20. Denton EG, Shaffer JA, Alcantara C, Clemow L, Brondolo E. Hispanic residential ethnic density and depression in post-acute coronary syndrome patients: Re-thinking the role of social support. Int J Soc Psychiatry. 2015 May; 61(3):225-35. PMID: 24985313; PMCID: PMC4281507.
    21. Davidson KW, Kronish IM, Shaffer JA. An innovative or disconcerting approach to the psychosocial care of your patient with a cardiac condition: are you a lumper or a splitter? JAMA Intern Med. 2014 Jun; 174(6):936-7. PMID: 24733142.
      View in: PubMed
    22. Ye S, Shaffer JA, Rieckmann N, Schwartz JE, Kronish IM, Ladapo JA, Whang W, Burg MM, Davidson KW. Long-term outcomes of enhanced depression treatment in patients with acute coronary syndromes. Am J Med. 2014 Oct; 127(10):1012-6. PMID: 24835038; PMCID: PMC4198457.
    23. Shaffer JA, Edmondson D, Wasson LT, Falzon L, Homma K, Ezeokoli N, Li P, Davidson KW. Vitamin D supplementation for depressive symptoms: a systematic review and meta-analysis of randomized controlled trials. Psychosom Med. 2014 Apr; 76(3):190-6. PMID: 24632894; PMCID: PMC4008710.
    24. Shaffer JA, Diaz K, Alcántara C, Edmondson D, Krupka DJ, Chaplin WF, Davidson KW. An inexpensive device for monitoring patients' weights via automated hovering. Int J Cardiol. 2014 Mar 15; 172(2):e263-4. PMID: 24508493; PMCID: PMC3984000.
    25. Yoneyama S, Guo Y, Lanktree MB, Barnes MR, Elbers CC, Karczewski KJ, Padmanabhan S, Bauer F, Baumert J, Beitelshees A, Berenson GS, Boer JM, Burke G, Cade B, Chen W, Cooper-Dehoff RM, Gaunt TR, Gieger C, Gong Y, Gorski M, Heard-Costa N, Johnson T, Lamonte MJ, McDonough C, Monda KL, Onland-Moret NC, Nelson CP, O'Connell JR, Ordovas J, Peter I, Peters A, Shaffer J, Shen H, Smith E, Speilotes L, Thomas F, Thorand B, Monique Verschuren WM, Anand SS, Dominiczak A, Davidson KW, Hegele RA, Heid I, Hofker MH, Huggins GS, Illig T, Johnson JA, Kirkland S, König W, Langaee TY, McCaffery J, Melander O, Mitchell BD, Munroe P, Murray SS, Papanicolaou G, Redline S, Reilly M, Samani NJ, Schork NJ, Van Der Schouw YT, Shimbo D, Shuldiner AR, Tobin MD, Wijmenga C, Yusuf S, Hakonarson H, Lange LA, Demerath EW, Fox CS, North KE, Reiner AP, Keating B, Taylor KC. Gene-centric meta-analyses for central adiposity traits in up to 57 412 individuals of European descent confirm known loci and reveal several novel associations. Hum Mol Genet. 2014 May 01; 23(9):2498-510. PMID: 24345515; PMCID: PMC3988452.
    26. Edmondson D, Shaffer JA, Chaplin WF, Burg MM, Stone AA, Schwartz JE. Trait anxiety and trait anger measured by ecological momentary assessment and their correspondence with traditional trait questionnaires. J Res Pers. 2013 Dec; 47(6). PMID: 24198441.
      View in: PubMed
    27. Shaffer JA, Kronish IM, Burg M, Clemow L, Edmondson D. Association of acute coronary syndrome-induced posttraumatic stress disorder symptoms with self-reported sleep. Ann Behav Med. 2013 Dec; 46(3):349-57. PMID: 23720185; PMCID: PMC3800234.
    28. Edmondson D, Kronish IM, Shaffer JA, Falzon L, Burg MM. Posttraumatic stress disorder and risk for coronary heart disease: a meta-analytic review. Am Heart J. 2013 Nov; 166(5):806-14. PMID: 24176435; PMCID: PMC3815706.
    29. Poghosyan L, Nannini A, Finkelstein SR, Mason E, Shaffer JA. Development and psychometric testing of the Nurse Practitioner Primary Care Organizational Climate Questionnaire. Nurs Res. 2013 Sep-Oct; 62(5):325-34. PMID: 23995466.
      View in: PubMed
    30. Nandkeolyar AK, Shaffer JA, Li A, Ekkirala S, Bagger J. Surviving an abusive supervisor: the joint roles of conscientiousness and coping strategies. J Appl Psychol. 2014 Jan; 99(1):138-50. PMID: 23978107.
      View in: PubMed
    31. Davidson KW, Bigger JT, Burg MM, Carney RM, Chaplin WF, Czajkowski S, Dornelas E, Duer-Hefele J, Frasure-Smith N, Freedland KE, Haas DC, Jaffe AS, Ladapo JA, Lespérance F, Medina V, Newman JD, Osorio GA, Parsons F, Schwartz JE, Shaffer JA, Shapiro PA, Sheps DS, Vaccarino V, Whang W, Ye S. Centralized, stepped, patient preference-based treatment for patients with post-acute coronary syndrome depression: CODIACS vanguard randomized controlled trial. JAMA Intern Med. 2013 Jun 10; 173(11):997-1004. PMID: 23471421; PMCID: PMC3681929.
    32. Burg MM, Edmondson D, Shimbo D, Shaffer J, Kronish IM, Whang W, Alcántara C, Schwartz JE, Muntner P, Davidson KW. The 'perfect storm' and acute coronary syndrome onset: do psychosocial factors play a role? Prog Cardiovasc Dis. 2013 May-Jun; 55(6):601-10. PMID: 23621970; PMCID: PMC3652628.
    33. Green P, Newman JD, Shaffer JA, Davidson KW, Maurer MS, Schwartz JE. Relation of patients living without a partner or spouse to being physically active after acute coronary syndromes (from the PULSE accelerometry substudy). Am J Cardiol. 2013 May 01; 111(9):1264-9. PMID: 23411104; PMCID: PMC3640672.
    34. Ye S, Shaffer JA, Kang MS, Harlapur M, Muntner P, Epel E, Guernsey D, Schwartz JE, Davidson KW, Kirkland S, Honig LS, Shimbo D. Relation between leukocyte telomere length and incident coronary heart disease events (from the 1995 Canadian Nova Scotia Health Survey). Am J Cardiol. 2013 Apr 01; 111(7):962-7. PMID: 23375186; PMCID: PMC3602395.
    35. Ladapo JA, Shaffer JA, Fang Y, Ye S, Davidson KW. Cost-effectiveness of enhanced depression care after acute coronary syndrome: results from the Coronary Psychosocial Evaluation Studies randomized controlled trial. Arch Intern Med. 2012 Nov 26; 172(21):1682-4. PMID: 23070196; PMCID: PMC3657548.
    36. Shaffer JA, Epel E, Kang MS, Ye S, Schwartz JE, Davidson KW, Kirkland S, Honig LS, Shimbo D. Depressive symptoms are not associated with leukocyte telomere length: findings from the Nova Scotia Health Survey (NSHS95), a population-based study. PLoS One. 2012; 7(10):e48318. PMID: 23133583; PMCID: PMC3485011.
    37. Kaptoge S, Di Angelantonio E, Pennells L, Wood AM, White IR, Gao P, Walker M, Thompson A, Sarwar N, Caslake M, Butterworth AS, Amouyel P, Assmann G, Bakker SJ, Barr EL, Barrett-Connor E, Benjamin EJ, Björkelund C, Brenner H, Brunner E, Clarke R, Cooper JA, Cremer P, Cushman M, Dagenais GR, D'Agostino RB, Dankner R, Davey-Smith G, Deeg D, Dekker JM, Engström G, Folsom AR, Fowkes FG, Gallacher J, Gaziano JM, Giampaoli S, Gillum RF, Hofman A, Howard BV, Ingelsson E, Iso H, Jørgensen T, Kiechl S, Kitamura A, Kiyohara Y, Koenig W, Kromhout D, Kuller LH, Lawlor DA, Meade TW, Nissinen A, Nordestgaard BG, Onat A, Panagiotakos DB, Psaty BM, Rodriguez B, Rosengren A, Salomaa V, Kauhanen J, Salonen JT, Shaffer JA, Shea S, Ford I, Stehouwer CD, Strandberg TE, Tipping RW, Tosetto A, Wassertheil-Smoller S, Wennberg P, Westendorp RG, Whincup PH, Wilhelmsen L, Woodward M, Lowe GD, Wareham NJ, Khaw KT, Sattar N, Packard CJ, Gudnason V, Ridker PM, Pepys MB, Thompson SG, Danesh J. C-reactive protein, fibrinogen, and cardiovascular disease prediction. N Engl J Med. 2012 Oct 04; 367(14):1310-20. PMID: 23034020; PMCID: PMC3714101.
    38. Newman JD, Davidson KW, Ye S, Shaffer JA, Shimbo D, Muntner P. Gender differences in calls to 9-1-1 during an acute coronary syndrome. Am J Cardiol. 2013 Jan 01; 111(1):58-62. PMID: 23040599; PMCID: PMC3715374.
    39. Rom Korin M, Chaplin WF, Shaffer JA, Butler MJ, Ojie MJ, Davidson KW. Men's and women's health beliefs differentially predict coronary heart disease incidence in a population-based sample. Health Educ Behav. 2013 Apr; 40(2):231-9. PMID: 22991050; PMCID: PMC3676270.
    40. Richardson S, Shaffer JA, Falzon L, Krupka D, Davidson KW, Edmondson D. Meta-analysis of perceived stress and its association with incident coronary heart disease. Am J Cardiol. 2012 Dec 15; 110(12):1711-6. PMID: 22975465; PMCID: PMC3511594.
    41. Shaffer JA, Davidson KW, Schwartz JE, Shimbo D, Newman JD, Gurland BJ, Maurer MS. Prevalence and characteristics of anergia (lack of energy) in patients with acute coronary syndrome. Am J Cardiol. 2012 Nov 01; 110(9):1213-8. PMID: 22835409; PMCID: PMC3470778.
    42. Edmondson D, Shaffer JA, Denton EG, Shimbo D, Clemow L. Posttraumatic stress and myocardial infarction risk perceptions in hospitalized acute coronary syndrome patients. Front Psychol. 2012; 3:144. PMID: 22593749; PMCID: PMC3350942.
    43. Sarwar N, Butterworth AS, Freitag DF, Gregson J, Willeit P, Gorman DN, Gao P, Saleheen D, Rendon A, Nelson CP, Braund PS, Hall AS, Chasman DI, Tybjærg-Hansen A, Chambers JC, Benjamin EJ, Franks PW, Clarke R, Wilde AA, Trip MD, Steri M, Witteman JC, Qi L, van der Schoot CE, de Faire U, Erdmann J, Stringham HM, Koenig W, Rader DJ, Melzer D, Reich D, Psaty BM, Kleber ME, Panagiotakos DB, Willeit J, Wennberg P, Woodward M, Adamovic S, Rimm EB, Meade TW, Gillum RF, Shaffer JA, Hofman A, Onat A, Sundström J, Wassertheil-Smoller S, Mellström D, Gallacher J, Cushman M, Tracy RP, Kauhanen J, Karlsson M, Salonen JT, Wilhelmsen L, Amouyel P, Cantin B, Best LG, Ben-Shlomo Y, Manson JE, Davey-Smith G, de Bakker PI, O'Donnell CJ, Wilson JF, Wilson AG, Assimes TL, Jansson JO, Ohlsson C, Tivesten Å, Ljunggren Ö, Reilly MP, Hamsten A, Ingelsson E, Cambien F, Hung J, Thomas GN, Boehnke M, Schunkert H, Asselbergs FW, Kastelein JJ, Gudnason V, Salomaa V, Harris TB, Kooner JS, Allin KH, Nordestgaard BG, Hopewell JC, Goodall AH, Ridker PM, Hólm H, Watkins H, Ouwehand WH, Samani NJ, Kaptoge S, Di Angelantonio E, Harari O, Danesh J. Interleukin-6 receptor pathways in coronary heart disease: a collaborative meta-analysis of 82 studies. Lancet. 2012 Mar 31; 379(9822):1205-13. PMID: 22421339; PMCID: PMC3316940.
    44. Shaffer JA, Wasson LT, Davidson KW, Schwartz JE, Kirkland S, Shimbo D. Blood Pressure Reactivity to an Anger Provocation Interview Does Not Predict Incident Cardiovascular Disease Events: The Canadian Nova Scotia Health Survey (NSHS95) Prospective Population Study. Int J Hypertens. 2012; 2012:658128. PMID: 22518289; PMCID: PMC3296956.
    45. Silbiger JJ, Stein R, Trost B, Shaffer J, Kim JH, Cohen P, Kamran M. Coronary angiographic findings and conventional coronary artery disease risk factors of Indo-Guyanese immigrants with stable angina pectoris and acute coronary syndromes. Ethn Dis. 2012; 22(1):12-4. PMID: 22774303.
      View in: PubMed
    46. Shaffer JA, Whang W, Shimbo D, Burg M, Schwartz JE, Davidson KW. Do Different Depression Phenotypes Have Different Risks for Recurrent Coronary Heart Disease? Health Psychol Rev. 2012; 6(2):165-179. PMID: 23667382.
      View in: PubMed
    47. Newman JD, Muntner P, Shimbo D, Davidson KW, Shaffer JA, Edmondson D. Post-traumatic stress disorder (PTSD) symptoms predict delay to hospital in patients with acute coronary syndrome. PLoS One. 2011; 6(11):e27640. PMID: 22096608; PMCID: PMC3214073.
    48. Newman JD, Davidson KW, Shaffer JA, Schwartz JE, Chaplin W, Kirkland S, Shimbo D. Observed hostility and the risk of incident ischemic heart disease: a prospective population study from the 1995 Canadian Nova Scotia Health Survey. J Am Coll Cardiol. 2011 Sep 13; 58(12):1222-8. PMID: 21903054; PMCID: PMC3188395.
    49. Edmondson D, Rieckmann N, Shaffer JA, Schwartz JE, Burg MM, Davidson KW, Clemow L, Shimbo D, Kronish IM. Posttraumatic stress due to an acute coronary syndrome increases risk of 42-month major adverse cardiac events and all-cause mortality. J Psychiatr Res. 2011 Dec; 45(12):1621-6. PMID: 21807378; PMCID: PMC3210372.
    50. Shaffer JA, Edmondson D, Chaplin WF, Schwartz JE, Shimbo D, Burg MM, Rieckmann N, Davidson KW. Directionality of the relationship between depressive symptom dimensions and C-reactive protein in patients with acute coronary syndromes. Psychosom Med. 2011 Jun; 73(5):370-7. PMID: 21636659; PMCID: PMC3110525.
    51. Wasson LT, Shimbo D, Rubin MR, Shaffer JA, Schwartz JE, Davidson KW. Is vitamin D deficiency a risk factor for ischemic heart disease in patients with established cardiovascular disease? 10-year follow-up of the Nova Scotia Health Survey. Int J Cardiol. 2011 May 05; 148(3):387-9. PMID: 21396725; PMCID: PMC3081382.
    52. Hansen JD, Shimbo D, Shaffer JA, Hong S, Borda T, Ventura A, Schwartz JE, Harlapur M, Davidson KW. Finding the glass half full? Optimism is protective of 10-year incident CHD in a population-based study: the Canadian Nova Scotia Health Survey. Int J Cardiol. 2010 Dec 03; 145(3):603-4. PMID: 20864195; PMCID: PMC3005975.
    53. Barrick MR, Shaffer JA, DeGrassi SW. What you see may not be what you get: relationships among self-presentation tactics and ratings of interview and job performance. J Appl Psychol. 2009 Nov; 94(6):1394-411. PMID: 19916651.
      View in: PubMed
    54. Jewell DP, Satsangi J, Lobo A, Probert C, Forbes A, Ghosh S, Shaffer J, Frenz M, Drummond H, Troy G, Turner S, Younge L, Evans L, Moosa M, Rodgers-Gray B, Buchan S. Infliximab use in Crohn's disease: impact on health care resources in the UK. Eur J Gastroenterol Hepatol. 2005 Oct; 17(10):1047-52. PMID: 16148549.
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    55. Guthrie E, Jackson J, Shaffer J, Thompson D, Tomenson B, Creed F. Psychological disorder and severity of inflammatory bowel disease predict health-related quality of life in ulcerative colitis and Crohn's disease. Am J Gastroenterol. 2002 Aug; 97(8):1994-9. PMID: 12190166.
      View in: PubMed
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