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Volumn 18, Issue 7, 2003, Pages 773-783

Health status measurement in Parkinson's disease: Validity of the PDQ-39 and Nottingham Health Profile

Author keywords

Evaluation; Health status; Measurement; Parkinson's disease; Psychometrics; Rasch analysis

Indexed keywords

AGE; CONTROLLED STUDY; DISEASE SEVERITY; FEASIBILITY STUDY; GENDER; HEALTH STATUS; HEALTH SURVEY; HUMAN; INTERMETHOD COMPARISON; MAJOR CLINICAL STUDY; PARKINSON DISEASE; POSTAL MAIL; PRIORITY JOURNAL; PSYCHOMETRY; QUALITY OF LIFE; QUESTIONNAIRE; RELIABILITY; REVIEW; SCORING SYSTEM; UNITED KINGDOM; VALIDATION PROCESS;

EID: 0042591649     PISSN: 08853185     EISSN: None     Source Type: Journal    
DOI: 10.1002/mds.10438     Document Type: Review
Times cited : (74)

References (65)
  • 1
    • 0040368216 scopus 로고    scopus 로고
    • Prospects for new restorative and neuroprotective treatments in Parkinson's disease
    • Dunnett SB, Bjorklund A. Prospects for new restorative and neuroprotective treatments in Parkinson's disease. Nature 1999; 399(Suppl.):A32-A39.
    • (1999) Nature , vol.399 , Issue.SUPPL.
    • Dunnett, S.B.1    Bjorklund, A.2
  • 3
    • 1842290405 scopus 로고    scopus 로고
    • Which clinical sign of Parkinson's disease best reflects the nigrostriatal lesion?
    • Vingerhoets FJG, Schulzer M, Calne DB, et al. Which clinical sign of Parkinson's disease best reflects the nigrostriatal lesion? Ann Neural 1997;41:58-64.
    • (1997) Ann. Neurol. , vol.41 , pp. 58-64
    • Vingerhoets, F.J.G.1    Schulzer, M.2    Calne, D.B.3
  • 4
    • 0034001175 scopus 로고    scopus 로고
    • Pattern of outcome measurement in Parkinson's disease clinical trials
    • Mitchell SL, Harper DW, Lau A, et al. Pattern of outcome measurement in Parkinson's disease clinical trials. Neuroepidemiology 2000;19:100-108.
    • (2000) Neuroepidemiology , vol.19 , pp. 100-108
    • Mitchell, S.L.1    Harper, D.W.2    Lau, A.3
  • 5
    • 0028817070 scopus 로고
    • Outcome research in neurology: Incorporating health-related quality of life
    • Devinsky O. Outcome research in neurology: incorporating health-related quality of life. Ann Neurol 1995;37:141-142.
    • (1995) Ann. Neurol. , vol.37 , pp. 141-142
    • Devinsky, O.1
  • 6
    • 0030454853 scopus 로고    scopus 로고
    • Physician and patient-oriented outcomes in progressive neurological disease: Which to measure?
    • Hobart JC, Freeman JA, Lamping DL. Physician and patient-oriented outcomes in progressive neurological disease: which to measure? Curr Opin Neurol 1996;9:441-444.
    • (1996) Curr. Opin. Neurol. , vol.9 , pp. 441-444
    • Hobart, J.C.1    Freeman, J.A.2    Lamping, D.L.3
  • 7
    • 0033428823 scopus 로고    scopus 로고
    • Core Assessment Program for Surgical Interventional Therapies in Parkinson's Disease (CAPSIT-PD)
    • Defer GL, Widner H, Marie RM, et al. Core Assessment Program for Surgical Interventional Therapies in Parkinson's Disease (CAPSIT-PD). Mov Disord 1999;14:572-584.
    • (1999) Mov. Disord. , vol.14 , pp. 572-584
    • Defer, G.L.1    Widner, H.2    Marie, R.M.3
  • 8
    • 0036523881 scopus 로고    scopus 로고
    • Is it time to abandon functional imaging in the study of neuroprotection?
    • Morrish P. Is it time to abandon functional imaging in the study of neuroprotection?. Mov Disord 2002;17:229-232.
    • (2002) Mov. Disord. , vol.17 , pp. 229-232
    • Morrish, P.1
  • 9
    • 0005886313 scopus 로고
    • The first ten years of the WHO
    • World Health Organization. Geneva: World Health Organization
    • World Health Organization. The first ten years of the WHO. Geneva: World Health Organization; 1958.
    • (1958)
  • 10
    • 0024637480 scopus 로고
    • Generic and disease-specific measures in assessing health status and quality of life
    • Patrick DL, Deyo RA. Generic and disease-specific measures in assessing health status and quality of life. Med Care 1989; 27(Suppl.):S217-S232.
    • (1989) Med. Care , vol.27 , Issue.SUPPL.
    • Patrick, D.L.1    Deyo, R.A.2
  • 11
    • 0004040950 scopus 로고    scopus 로고
    • Quality of life: Assessment, analysis and interpretation
    • West Sussex: John Wiley and Sons
    • Fayers PM, Machin D. Quality of life: assessment, analysis and interpretation. West Sussex: John Wiley and Sons; 2000.
    • (2000)
    • Fayers, P.M.1    Machin, D.2
  • 12
    • 0029005131 scopus 로고
    • The development and validation of a short measure of functioning and well-being for individuals with Parkinson' disease
    • Peto V, Jenkinson C, Fitzpatrick R, Greenhall R. The development and validation of a short measure of functioning and well-being for individuals with Parkinson' disease. Qual Life Res 1995;4:241-248.
    • (1995) Qual Life Res. , vol.4 , pp. 241-248
    • Peto, V.1    Jenkinson, C.2    Fitzpatrick, R.3    Greenhall, R.4
  • 13
    • 0004129761 scopus 로고    scopus 로고
    • The Parkinson's disease questionnaire
    • User manual for the PDQ-39, PDQ-8 and PDQ Summary Index. Oxford: Health Services Research Unit, Department of Public Health, University of Oxford
    • Jenkinson C, Fitzpatrick R, Peto V. The Parkinson's disease questionnaire. User manual for the PDQ-39, PDQ-8 and PDQ Summary Index. Oxford: Health Services Research Unit, Department of Public Health, University of Oxford; 1998.
    • (1998)
    • Jenkinson, C.1    Fitzpatrick, R.2    Peto, V.3
  • 14
    • 0036155248 scopus 로고    scopus 로고
    • Health related quality of life in Parkinson's disease: A systematic review of disease specific instruments
    • Marinus J, Ramaker C, van Hilten JJ, Stiggelbout AM. Health related quality of life in Parkinson's disease: a systematic review of disease specific instruments. J Neurol Neurosurg Psychiatry 2002; 72:241-248.
    • (2002) J. Neurol. Neurosurg. Psychiatry , vol.72 , pp. 241-248
    • Marinus, J.1    Ramaker, C.2    van Hilten, J.J.3    Stiggelbout, A.M.4
  • 16
    • 0003552349 scopus 로고
    • European guide to the Nottingham Health Profile
    • European Group for Quality of Life Assessment and Health Measurement. Brookwood, Surrey: Brookwood Medical Publications
    • European Group for Quality of Life Assessment and Health Measurement. European guide to the Nottingham Health Profile. Brookwood, Surrey: Brookwood Medical Publications; 1993.
    • (1993)
  • 17
    • 0042844194 scopus 로고    scopus 로고
    • Quality of life measures in Parkinson's disease
    • Marinez-Martin P, Koller WC, editors. Barcelona: MASSON, SA
    • Peto V, Jenkinson C. Quality of life measures in Parkinson's disease. In: Marinez-Martin P, Koller WC, editors. Quality of life in Parkinson's disease. Barcelona: MASSON, SA; 1999. p 37-53.
    • (1999) Quality of Life in Parkinson's Disease , pp. 37-53
    • Peto, V.1    Jenkinson, C.2
  • 18
    • 0024266629 scopus 로고
    • Self-assessed disability in patients with arthrosis of the hip joint: Reliability of the Swedish version of the Nottingham Health Profile
    • Wiklund I, Romanus B, Hunt S. Self-assessed disability in patients with arthrosis of the hip joint: reliability of the Swedish version of the Nottingham Health Profile. Int Disabil Stud 1988;10:159-163.
    • (1988) Int. Disabil. Stud. , vol.10 , pp. 159-163
    • Wiklund, I.1    Romanus, B.2    Hunt, S.3
  • 22
    • 0002154622 scopus 로고    scopus 로고
    • Cross-cultural instrument equating: Current research and future directions
    • Spilker B, editor. 2nd ed. Philadelphia: Lippincott-Raven Publishers
    • Cella DF, Lloyd SR, Wright BD. Cross-cultural instrument equating: current research and future directions. In: Spilker B, editor. Quality of life and pharmacoeconomics in clinical trials, 2nd ed. Philadelphia: Lippincott-Raven Publishers; 1996. p 707-715.
    • (1996) Quality of Life and Pharmacoeconomics in Clinical Trials , pp. 707-715
    • Cella, D.F.1    Lloyd, S.R.2    Wright, B.D.3
  • 23
    • 0034456588 scopus 로고    scopus 로고
    • Methodological issues in using the Rasch model to select cross culturally equivalent items in order to develop a quality of life index: The analysis of four WHOQOL-100 data sets (Argentina, France, Hong Kong, United Kingdom)
    • and WHOQOL Rasch Project Scientific Committee
    • Leplege A, Ecosse E, and WHOQOL Rasch Project Scientific Committee. Methodological issues in using the Rasch model to select cross culturally equivalent items in order to develop a quality of life index: the analysis of four WHOQOL-100 data sets (Argentina, France, Hong Kong, United Kingdom). J Appl Meas 2000;1:372-392.
    • (2000) J. Appl. Meas. , vol.1 , pp. 372-392
    • Leplege, A.1    Ecosse, E.2
  • 24
    • 0027842858 scopus 로고
    • The development of a patient-completed index of distress from the Nottingham Health Profile: A new measure for use in cost-utility studies
    • McKenna SP, Hunt SM, Tennant A. The development of a patient-completed index of distress from the Nottingham Health Profile: a new measure for use in cost-utility studies. Br J Med Econ 1993; 6:13-24.
    • (1993) Br. J. Med. Econ. , vol.6 , pp. 13-24
    • McKenna, S.P.1    Hunt, S.M.2    Tennant, A.3
  • 25
    • 0011864829 scopus 로고    scopus 로고
    • Recent advances in the evaluation of the scaling properties of health status and quality of life instruments
    • Whalley D. Recent advances in the evaluation of the scaling properties of health status and quality of life instruments. J D'Econ Med 1996;14:73.
    • (1996) J. D'Econ. Med. , vol.14 , pp. 73
    • Whalley, D.1
  • 26
    • 2442763213 scopus 로고    scopus 로고
    • Conversion to controlled-release levodopa/carbidopa treatment and quality of life as measured by the Nottingham Health Profile
    • Martinez-Martin P, Grandas F, Linazasoro G, et al. Conversion to controlled-release levodopa/carbidopa treatment and quality of life as measured by the Nottingham Health Profile. Neurologia 1999; 14:28-35.
    • (1999) Neurologia , vol.14 , pp. 28-35
    • Martinez-Martin, P.1    Grandas, F.2    Linazasoro, G.3
  • 27
    • 0003552341 scopus 로고
    • The Nottingham Health Profile/Distress: Users guide
    • Manchester: Galen Research
    • McKenna SP. The Nottingham Health Profile/Distress: users guide. Manchester: Galen Research; 1993.
    • (1993)
    • McKenna, S.P.1
  • 28
    • 0041341489 scopus 로고    scopus 로고
    • Patients' self-assessment of disease and symptom severity in Parkinson's disease
    • Hagell P, Sandlund B. Patients' self-assessment of disease and symptom severity in Parkinson's disease. Qual Life Res 2000;9: 285.
    • (2000) Qual. Life Res. , vol.9 , pp. 285
    • Hagell, P.1    Sandlund, B.2
  • 29
    • 0028133538 scopus 로고
    • A critical appraisal of the quality of quality of life measurements
    • Gill TM, Feinstein AR. A critical appraisal of the quality of quality of life measurements. JAMA 1994;272:619-625.
    • (1994) JAMA , vol.272 , pp. 619-625
    • Gill, T.M.1    Feinstein, A.R.2
  • 31
    • 0033837958 scopus 로고    scopus 로고
    • Quality of life in ALS depends on factors other than strength and physical function
    • Simmons Z, Bremer BA, Robbins RA, et al. Quality of life in ALS depends on factors other than strength and physical function. Neurology 2000;55:388-392.
    • (2000) Neurology , vol.55 , pp. 388-392
    • Simmons, Z.1    Bremer, B.A.2    Robbins, R.A.3
  • 32
    • 0030879340 scopus 로고    scopus 로고
    • Performance of a new, HIV/AIDS-targeted quality of life (HAT-QoL) instrument in asymptomatic seropositive individuals
    • Holmes WC, Shea JA. Performance of a new, HIV/AIDS-targeted quality of life (HAT-QoL) instrument in asymptomatic seropositive individuals. Qual Life Res 1997;6:561-571.
    • (1997) Qual. Life Res. , vol.6 , pp. 561-571
    • Holmes, W.C.1    Shea, J.A.2
  • 33
    • 0028120266 scopus 로고
    • The MOS 36-item short-form health survey (SF-36): III. Tests of data quality, scaling assumptions, and reliability across diverse patient groups
    • McHorney CA, Ware JE, Lu JFR, Sherbourne CD. The MOS 36-item short-form health survey (SF-36): III. Tests of data quality, scaling assumptions, and reliability across diverse patient groups. Med Care 1994;32:40-66.
    • (1994) Med. Care , vol.32 , pp. 40-66
    • McHorney, C.A.1    Ware, J.E.2    Lu, J.F.R.3    Sherbourne, C.D.4
  • 34
    • 33845945922 scopus 로고
    • Coefficient alpha and the internal structure of tests
    • Cronbach LJ. Coefficient alpha and the internal structure of tests. Psychometrika 1951;16:297-334.
    • (1951) Psychometrika , vol.16 , pp. 297-334
    • Cronbach, L.J.1
  • 35
    • 34147165006 scopus 로고
    • What is coefficient alpha? An examination of theory and applications
    • Cortina JM. What is coefficient alpha? An examination of theory and applications. J Appl Psychol 1993;78:98-104.
    • (1993) J. Appl. Psychol. , vol.78 , pp. 98-104
    • Cortina, J.M.1
  • 36
    • 37949012652 scopus 로고    scopus 로고
    • Constructing validity: Basic issues in objective scale development
    • Kazdin AE, editor. 2nd ed. Washington: American Psychological Association
    • Clark AL, Watson D. Constructing validity: basic issues in objective scale development. In: Kazdin AE, editor. Methodological issues and strategies in clinical research. 2nd ed. Washington: American Psychological Association; 1998. p 215-239.
    • (1998) Methodological Issues and Strategies in Clinical Research , pp. 215-239
    • Clark, A.L.1    Watson, D.2
  • 38
    • 0033677654 scopus 로고    scopus 로고
    • How does Parkinson's disease affect quality of life? A comparison with quality of life in the general population
    • Schrag A, Jahanshahi M, Quinn N. How does Parkinson's disease affect quality of life? A comparison with quality of life in the general population. Mov Disord 2000;15:1112-1118.
    • (2000) Mov. Disord. , vol.15 , pp. 1112-1118
    • Schrag, A.1    Jahanshahi, M.2    Quinn, N.3
  • 39
    • 0003769811 scopus 로고
    • Probabilistic models for some intelligence and attainment tests
    • Chicago: University of Chicago Press
    • Rasch G. Probabilistic models for some intelligence and attainment tests. Chicago: University of Chicago Press; 1980.
    • (1980)
    • Rasch, G.1
  • 40
    • 0003760335 scopus 로고
    • Best test design
    • Chicago: MESA Press
    • Wright BJ, Stone MH. Best test design. Chicago: MESA Press; 1979.
    • (1979)
    • Wright, B.J.1    Stone, M.H.2
  • 41
    • 0003633018 scopus 로고
    • Rating scale analysis
    • Chicago: MESA Press
    • Wright BJ, Masters GN. Rating scale analysis. Chicago: MESA Press; 1982.
    • (1982)
    • Wright, B.J.1    Masters, G.N.2
  • 42
    • 0003526822 scopus 로고    scopus 로고
    • Applying the Rasch model: Fundamental measurement for the human sciences
    • Mahwah, NJ: Lawrence Erlbaum Associates, Inc
    • Bond TG, Fox CM. Applying the Rasch model: fundamental measurement for the human sciences. Mahwah, NJ: Lawrence Erlbaum Associates, Inc; 2001.
    • (2001)
    • Bond, T.G.1    Fox, C.M.2
  • 43
    • 0031637549 scopus 로고    scopus 로고
    • Evidence for the validity of a Rasch model technique for identifying differential item functioning
    • Scheuneman JD, Subhiyah RG. Evidence for the validity of a Rasch model technique for identifying differential item functioning. J Outcome Meas 1998;2:33-42.
    • (1998) J. Outcome Meas. , vol.2 , pp. 33-42
    • Scheuneman, J.D.1    Subhiyah, R.G.2
  • 44
    • 0031637550 scopus 로고    scopus 로고
    • Using item mean squares to evaluate fit to the Rasch model
    • Smith RM, Schumacker RE, Bush MJ. Using item mean squares to evaluate fit to the Rasch model. J Outcome Meas 1998;2:66-78.
    • (1998) J. Outcome Meas. , vol.2 , pp. 66-78
    • Smith, R.M.1    Schumacker, R.E.2    Bush, M.J.3
  • 45
    • 0034585427 scopus 로고    scopus 로고
    • Fit analysis in latent trait measurement models
    • Smith RM. Fit analysis in latent trait measurement models. J Appl Meas 2000;1:199-218.
    • (2000) J. Appl. Meas. , vol.1 , pp. 199-218
    • Smith, R.M.1
  • 46
    • 0035757666 scopus 로고    scopus 로고
    • Evidence for the reliability of measures and validity of measure interpretation: A Rasch measurement perspective
    • Smith EV Jr. Evidence for the reliability of measures and validity of measure interpretation: a Rasch measurement perspective. J Appl Meas 2001;2:281-311.
    • (2001) J. Appl. Meas. , vol.2 , pp. 281-311
    • Smith E.V., Jr.1
  • 47
    • 0031616528 scopus 로고    scopus 로고
    • The Functional Assessment Measure (FAM) in closed traumatic brain injury patients: A Rasch-based psychometric study
    • Tesio L, Cantagallo A. The Functional Assessment Measure (FAM) in closed traumatic brain injury patients: a Rasch-based psychometric study. J Outcome Meas 1998;2:79-96.
    • (1998) J. Outcome Meas. , vol.2 , pp. 79-96
    • Tesio, L.1    Cantagallo, A.2
  • 48
    • 0005547634 scopus 로고
    • Sample size and item calibration stability
    • Linacre JM. Sample size and item calibration stability. Rasch Measure Trans 1994;7:328.
    • (1994) Rasch. Measure Trans. , vol.7 , pp. 328
    • Linacre, J.M.1
  • 50
    • 0032770148 scopus 로고    scopus 로고
    • Quality of life and Parkinson's disease: Translation and validation of the US Parkinson's Disease Questionnaire (PDQ-39)
    • Bushnell DM, Martin ML. Quality of life and Parkinson's disease: translation and validation of the US Parkinson's Disease Questionnaire (PDQ-39). Qual Life Res 1999;8:345-350.
    • (1999) Qual. Life Res. , vol.8 , pp. 345-350
    • Bushnell, D.M.1    Martin, M.L.2
  • 51
    • 0031776623 scopus 로고    scopus 로고
    • Quality of life in Parkinson's disease: Validation study of the PDQ-39 Spanish version
    • and The Grupo Centro for Study of Movement Disorders
    • Martinez-Martin P, Frades Payo B and The Grupo Centro for Study of Movement Disorders. Quality of life in Parkinson's disease: validation study of the PDQ-39 Spanish version. J Neurol 1998;245(Suppl. 1):S34-S38.
    • (1998) J. Neurol. , vol.245 , Issue.SUPPL. 1
    • Martinez-Martin, P.1    Frades Payo, B.2
  • 53
    • 0034827695 scopus 로고    scopus 로고
    • Quality of life in Parkinson's disease: Greek translation and validation of the Parkinson's disease questionnaire (PDQ-39)
    • Katsarou Z, Bostantjopoulou S, Peto V, Alevriadou A, Kiosseoglou G. Quality of life in Parkinson's disease: Greek translation and validation of the Parkinson's disease questionnaire (PDQ-39). Qual Life Res 2001;10:159-163.
    • (2001) Qual. Life Res. , vol.10 , pp. 159-163
    • Katsarou, Z.1    Bostantjopoulou, S.2    Peto, V.3    Alevriadou, A.4    Kiosseoglou, G.5
  • 55
    • 0031112496 scopus 로고    scopus 로고
    • The problem of quality of life
    • Hunt S. The problem of quality of life. Qual Life Res 1997;6:205-212.
    • (1997) Qual. Life Res. , vol.6 , pp. 205-212
    • Hunt, S.1
  • 58
    • 0032809256 scopus 로고    scopus 로고
    • Distinguishing between health status and quality of life in quality of life research: A meta-analysis
    • Smith KW, Avis NE, Assmann SF. Distinguishing between health status and quality of life in quality of life research: a meta-analysis. Qual Life Res 1999;8:447-459.
    • (1999) Qual. Life Res. , vol.8 , pp. 447-459
    • Smith, K.W.1    Avis, N.E.2    Assmann, S.F.3
  • 59
    • 0029302208 scopus 로고
    • What neurological patients regard as quality of life
    • Engstrom B, Nordeson A. What neurological patients regard as quality of life. J Clin Nuts 1995;4:177-183.
    • (1995) J. Clin. Nurs. , vol.4 , pp. 177-183
    • Engstrom, B.1    Nordeson, A.2
  • 60
    • 0004618012 scopus 로고    scopus 로고
    • Category ordering and their utility
    • Andrich D. Category ordering and their utility. Rasch Measure Trans 1996;9:464-465.
    • (1996) Rasch. Measure Trans. , vol.9 , pp. 464-465
    • Andrich, D.1
  • 61
    • 0042844190 scopus 로고    scopus 로고
    • Category disordering vs step disordering
    • Linacre JM. Category disordering vs step disordering. Rasch Measure Trans 1999;13:675-678.
    • (1999) Rasch. Measure Trans. , vol.13 , pp. 675-678
    • Linacre, J.M.1
  • 62
    • 0036765065 scopus 로고    scopus 로고
    • Translation and validation of the standard Chinese version of PDQ-39: A quality-of-life measure for patients with Parkinson's disease
    • Tsang KL, Chi I, Ho SL, Lou VW, Lee TMC, Chu LW. Translation and validation of the standard Chinese version of PDQ-39: a quality-of-life measure for patients with Parkinson's disease. Mov Disord 2002;17:1036-1040.
    • (2002) Mov. Disord. , vol.17 , pp. 1036-1040
    • Tsang, K.L.1    Chi, I.2    Ho, S.L.3    Lou, V.W.4    Lee, T.M.C.5    Chu, L.W.6
  • 63
    • 0026769674 scopus 로고
    • Applying psychometric criteria to functional assessment in medical rehabilitation: II. Defining interval measures
    • Silverstein B, Fischer WP, Kilgore KM, Harley P, Harvey RF. Applying psychometric criteria to functional assessment in medical rehabilitation: II. Defining interval measures. Arch Phys Med Rehabil 1992;73:507-518.
    • (1992) Arch. Phys. Med. Rehabil. , vol.73 , pp. 507-518
    • Silverstein, B.1    Fischer, W.P.2    Kilgore, K.M.3    Harley, P.4    Harvey, R.F.5
  • 64
    • 0033595549 scopus 로고    scopus 로고
    • Immediate-release and controlled-release carbidopa/levodopa in PD: A 5-year randomized multicenter study
    • Koller WC, Hutton JT, Tolosa E, et al. Immediate-release and controlled-release carbidopa/levodopa in PD: a 5-year randomized multicenter study. Neurology 1999;53:1012-1019.
    • (1999) Neurology , vol.53 , pp. 1012-1019
    • Koller, W.C.1    Hutton, J.T.2    Tolosa, E.3
  • 65
    • 0034973443 scopus 로고    scopus 로고
    • An algorithm (decision tree) for the management of Parkinson's disease treatment guidelines
    • 2001
    • Olanow CW, Watts RL, Koller WC. An algorithm (decision tree) for the management of Parkinson's disease (2001): treatment guidelines. Neurology 2001;56(Suppl. 5):S1-S88.
    • (2001) Neurology , vol.56 , Issue.SUPPL. 5
    • Olanow, C.W.1    Watts, R.L.2    Koller, W.C.3


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