Studying seasonality by using sine and cosine functions in regression analysis

Journal of Epidemiology and Community Health

Volumn 53, Issue 4, 1999, Pages 235-238

  Stolwijk, A M ^a   Straatman, H ^a   Zielhuis, G A ^a  

^a RADBOUD UNIVERSITY NIJMEGEN   (Netherlands)

Author keywords

[No Author keywords available]

Indexed keywords

ARTICLE; MATHEMATICAL ANALYSIS; PERIODICITY; PREVALENCE; REGRESSION ANALYSIS; RISK; SEASONAL VARIATION; STATISTICAL ANALYSIS;

EID: 0033059521     PISSN: 0143005X     EISSN: None     Source Type: Journal    
DOI: 10.1136/jech.53.4.235     Document Type: Article

References (14)

1. Matsuda S, Kahyo H. Geographical differences and time trends in the seasonality of birth in Japan. Int J Epidemiol 1994;23:107-18.
2. Weinberg CR, Moledor E, Baird DD, et al. Is there a seasonal pattern in risk of early pregnancy loss? Epidemiology 1994;5:484-9.
3. Bound JP, Harvey PW, Francis BJ. Seasonal prevalence of major congenital malformations in the Flyde of Lancashire 1957-1981. J Epidemiol Community Health 1989;43:330-42.
4. Edwards JH. The recognition and estimation of cyclic trends. Ann Hum Genet Lond 1961;25:83-7.
5. Cave DR, Freedman LS. Seasonal variations in the clinical presentation of Crohn's disease and ulcerative colitis. Int J Epidemiol 1975;4:317-20.
6. Walter SD, Elwood JM. A test for seasonality of events with a variable population at risk. Br J Prev Soc Med 1975;29:18-21.
7. Roger JH. A significance test for cyclic trends in incidence data. Biometrika 1977;64:152-5.
8. Jones RH, Ford PM, Hamman RF. Seasonality comparisons among groups using incidence data. Biometrics 1988;44: 1131-44.
9. Hewitt D, Milner J, Csima A, et al. On Edwards' criterion of seasonality and a non-parametric alternative. Br J Prev Soc Med 1971;25:174-6.
10. Rogerson PA. A generalization of Hewitt's test for seasonality. Int J Epidemiol 1996;25:644-8.
11. Freedman LS. The use of a Kolmogorov-Smirnov type statistic in testing hypotheses about seasonal variation. J Epidemiol Community Health 1979;33:223-8.
12. Woodhouse PR, Khaw KT, Plummer M, et al. Seasonal variations of plasma fibrinogen and factor VII activity in the elderly winter infections and death from cardiovascular disease. Lancet 1994;343:435-9.
13. Fahrmeir L, Tutz G. Multivariate statistical modelling based in generalized linear models. Springer Series in Statistics. New York: Springer Verlag, 1994:187-218.
14. EGRET. Reference Manual. First draft, revision 3. Statistics and Epidemiology Research Corporation and Cytel Software Corporation, 1985-1992:278.