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Original Articles

What Is Normal?

Pages 196-214 | Published online: 03 Feb 2015

  • Ackermann H. Sind “x±2s”-Bereiche nützliche diagnostische Hilfsmittel?. Med. Welt. 1983; 34:212–15.
  • Allison T, Wood CC, Goff WR. Brain stem auditory, pattem-reversal visual, and short-latency somatosensory evoked potentials: latencies in relation to age, sex, and brain and body size. Electroenceph Clin Neurophysiol 1983; 55:619–36.
  • Altman DG. Practical statistics for medical research. London: Chapman and Hall; 1991.
  • Altman, DG, Bland JM. Quartiles, quintiles, centiles, and other quantiles. Brit Med J 1994; 309:996.
  • Altman DG, Bland JM. Absence of evidence is not evidence of absence. Brit Med J 1995; 311:485.
  • American EEG Society Guideline nine: guidelines on evoked potentials. J Clin Neurophysiol 1994; 11:40–73.
  • Benson ES. The concept of the normal range. Hum Pathol 1972; 3:152–55.
  • Bland JM, Altman DG. Multiple significance tests: the Bonferroni method. Brit Med J 1995; 310:1700.
  • Bland JM, Altman DG. Transforming data. Brit Med. J 1996; 312:770.
  • Boyd JC, Lacher DA. The multivariate reference region: an alternative interpretation of multitest profiles. Clin Chem 1982; 28:259–65.
  • Brown RA, Beck JS. Medical statistics on personal computers. BMJ Publishing Group. 2nd ed.; 1994.
  • Campbell WW, Robinson LR. Deriving reference values in electrodiagnostic medicine. Muscle Nerve 1993; 16:424–28.
  • Chiappa KH. Evoked potentials in clinical medicine. 2nd ed. New York: Raven Press; 1990.
  • Cole TJ, Green PJ. Smoothing reference centile curves: the LMS method and penalised likelihood. Statist Med 1992; 11:1305–19.
  • Davis PV, Bradley JG. The meaning of normal. Perspect Biol Med 1996; 40:68–77.
  • Dybkaer R, Gräsbeck R. Theory of reference values. Scand J Lab Invest 1973; 32:1–7.
  • Ederer F. Shall we count the numbers of eyes or the numbers of subjects? Arch Ophthalmol 1973; 89:1–2.
  • Elveback LR. How high is high? A proposed alternative to the normal range. Mayo Clin Proc 1972; 47:93–97.
  • Elveback LR, Guillier CL, Keating FR. Health, normality and the ghost of Gauss. JAMA 1970; 211:69–75.
  • Falck B, Andreassen S, Groth T, Lang H, Melander M, Nurmi A, Rosenfalck A, Stolberg E, Suojanen M. The development of a multicenter database for reference values in clinical neurophysiology—principles and examples. Comput Meth Prog Biomed 1991; 34:145–62.
  • Florey, CduV. Sample size for beginners. Brit Med J 1993; 306:1181–84.
  • Galen RS. The normal range. A concept in transition. Arch Pathol Lab Med 1977; 101:561–65.
  • Gardner MJ, Altman DG. Statistics with confidence. London: British Medical Journal; 1989.
  • Gibbs FA, Gibbs EL. Atlas of electroencephalography. Vol I. methodology and controls. Reading, Massachusetts: Addison-Wesley; 1951.
  • Gingerich PD. Statistical power of EDF tests of normality and the sample size required to distinguish geometric-normal (lognormal) from arithmetic-normal distributions of low variability. J Theor Biol 1995; 173:125–36.
  • Gräsbeck R. Reference values, why and how. Scand J Lab Clin Med 1990; 50 Suppl 201:45–53.
  • Gräsbeck, R, Saris N-E. Establishment and use of normal values. Scand J Lab Clin Invest 1969; 26 Suppl 110:62–63.
  • Harris EK, Boyd JC. Statistical bases of reference values in laboratory medicine. New York: Marcel Dekker; 1995.
  • Hapke M, Patil K. The establishment of normal limits for serum proteins measured by the rate nephelometer. Concepts of normality revisited. Hum Pathol 1981; 12:1011–15.
  • Healy MJR. Normal values from a statistical viewpoint. Bull Acad RoyMed. Belg 1969; 9:703–18.
  • Healy MJR, Rasbash J, Yang M. Distribution-free estimation of age-related centiles. Ann Hum Biol 1988; 15:17–22.
  • Hekking M, Lindemans J, Gelsema ES. A computer program for constructing multivariate reference models. Comput Meth Prog Biomed 1997; 53:191–200.
  • Holland WW, Whitehead TP. Value of new laboratory tests in diagnosis and treatment. Lancet 1974; II:391–94.
  • Jaeschke R, Guyatt GH, Sackett DL. Users guides to the medical literature. VI. How to use an article about a diagnostic test. B. What are the results and will they help me in caring for my patients? JAMA 1994; 271:703–7.
  • Jones RG, Payne RB. Clinical investigation and statistics in laboratory medicine. London: ACB Venture Publications; 1997.
  • Koivula, T. Possibilities for quality assurance of reference intervals. Scand J Clin Lab Invest 1995; 55 Suppl 122:17–20.
  • Kost GJ. Discrimination and other statistical intervals for the interpretation of in vivo patient monitoring data. Statist Med 1986; 5:347–54.
  • Lang AH, Forsstrom J, Bjorkqvist S-E, Kuusela V. Statistical variance of nerve conduction velocity. J Neurol Sci 1977; 33:229–41.
  • Linnet K. Two-stage transformation systems for normalization of reference distributions evaluated. Clin Chem 1987; 33:381–86.
  • Lott JA, Mitchell LC, Moeschberger ML, Sutherland DE. Estimation of reference ranges: how many subjects are needed? Clin Chem 1992; 38:648–50.
  • McKinlay PL. The measurement of normality. Brit Med Bull 1951; 7:275–77.
  • Mainland D. Normal values in medicine. Ann NY Acad Sci 1969; 161:527–37.
  • Massod MF. Nonparametric estimate of clinical normal ranges. Am J Med Technol 1977; 43:243–52.
  • Maulsby RL, Frost JD, Blanc CJ. Special environments and selection problems. In: Handbook of electroencephalography and clinical neurophysiology. Rémond, A., editor-in-chief. Vol. 6A. Amsterdam: Elsevier; 1976. p. 257–69.
  • Miller RG. Simultaneous statistical inference. New York: Springer-Verlag; 1980.
  • Murphy EA. The normal and the perils of the sylleptic argument. Perspect Biol Med 1972; 15:566–82.
  • O'Brien PC, Dyck PJ. Procedures for setting normal values. Neurology 1995; 45:17–23.
  • Papathanasiou ES, Cleanthous MEG, Papacostas SS. Using statistics to determine tolerance limits of normal values in evoked potential testing. Am J END Technol 1998; 38:33–42.
  • PetitClerc C, Solberg HE. International federation of clinical chemistry (Expert panel on theory of reference values). Approved recommendation (1987) on the theory of reference values. Part II. Selection of individuals for the production of reference values. J Clin Chem Clin Biochem 1987; 25:639–44.
  • Poulsen OM, Holst E, Christensen EM. Calculation and application of coverage intervals for biological reference values. Pure Appl Chem 1997; 69:1601–11.
  • Reed AH, Henry RJ, Mason WB. Influence of statistical method used on the resulting normal range. Clin Chem 1971; 17:275–84.
  • Robinson LR, Temkin NR, Fujimoto WY, Stolov WC. Effect of statistical methodology on normal limits in nerve conduction studies. Muscle Nerve 1991; 14:1084–90.
  • Royston P. Constructing time-specific reference ranges. Statist Med 1991; 10:675–90.
  • Royston P, Wright EM. A method for estimating age-specific reference intervals (‘normal ranges’) based on fractional polynomials and exponential transformation. J Roy Statist Soc A 1998; 161:79–101.
  • Ryle JA. The meaning of normal. Lancet 1947; I:1–5.
  • Sackett DL, Haynes RB, Tugwell P. Clinical epidemiology. A basic science for clinical medicine. Boston: Little, Brown and Co; 1985.
  • Sackett DL, Richardson WS, Rosenberg W, Haynes MC. Evidence-based medicine. New York: Churchill-Livingstone; 1997.
  • Sasse E. Determination of reference intervals in the clinical laboratory using the proposed guideline National Committee for Clinical Laboratory Standards C28-P. Arch Pathol Lab Med 1992; 116:710–13.
  • Schneider AJ. Some thoughts on normal, or standard, values in clinical medicine. Pediatrics 1960; 26:973–84.
  • Simonson E. The concept and definition of normality. Ann NY Acad. Sci 1966; 134:541–58.
  • Smith HW. Plato and Clementine. Bull NY Acad Med 1947; 23:352–77.
  • Solberg HE. International Federation of Clinical Chemistry (IFCC), Scientific Committee, Clinical Section, Expert Panel on Theory of Reference Values, and International Committee for Standardization in Hematology (ICSH), Standing Committee on Reference Values. Approved recommendation (1986) on the theory of reference values. Part 1. The concept of reference values. J Clin Chem Clin Biochem 1987a; 25:337–42.
  • Solberg HE. International Federation of Clinical Chemistry (IFCC). Scientific Committee, Clinical Section, Expert Panel on Theory of Reference Values and International Committee for Standardization in Hematology (ICSH). Standing Committee on Reference Values. Approved recommendation (1987) on the theory of reference values. Part 5. Statistical treatment of collected reference values. Determination of reference limits. J Clin Chem Clin Biochem 1987b; 25:645–56.
  • Solberg HE. Establishment and use of reference values. In: Tietz textbook of clinical chemistry. Burtis CA, Ashwood ER, editors. Philadelphia: Saunders: 1994. p. 454–84.
  • Solberg HE. RefVal—a program implementing the recommendations of the International Federation of Clinical Chemistry on the statistical treatment of reference values. Comput Meth Prog Biomed 1995a; 48:247–56.
  • Solberg HE. Multivariate reference regions. Scand J Lab Clin Invest 1995b; 55 Suppl 222:3–5.
  • Solberg HE, Gräsbeck, R. Reference values. Adv Clin Chem 1989; 27:1–79.
  • Strike PW. Measurement in laboratory medicine. Oxford: Butterworth-Heinemann; 1996.
  • Tanner JM, Whitehouse RH, Takaishi M. Standards from growth to maturity for height, weight, height velocity and weight velocity. British children. Part I. Arch Dis Child 1965; 41:454–71.
  • Wade AM, Ades AE. Age-related reference ranges: significance tests for models and confidence intervals for centiles. Statist Med 1994; 13:2359–67.
  • Walter WG. The technique and application of electro-encephalography. J Neurol Psychiatry 1938; 1:359–85.
  • Wootton IDP, King EJ, Smith JM. The quantitative approach to hospital biochemistry. Normal values and the use of biochemical determinations for diagnosis and prognosis. Brit Med Bull 1951; 7:307–11.
  • Wright EM, Royston P. A comparison of statistical methods for age-related reference intervals. J Roy Statist Soc A 1998; 160:47–69.
  • Young DS. Determination and validation of reference intervals. Arch Pathol Lab Med 1992; 116:704–9.

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