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1,754 results
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Measuring change over time: assessing the usefulness of evaluative instruments.
Guyatt G, Walter S, Norman G. Guyatt G, et al. Among authors: walter s. J Chronic Dis. 1987;40(2):171-8. doi: 10.1016/0021-9681(87)90069-5. J Chronic Dis. 1987. PMID: 3818871
The impact of a psychosocial support program on survival with breast cancer: the importance of selection bias in program evaluation.
Morgenstern H, Gellert GA, Walter SD, Ostfeld AM, Siegel BS. Morgenstern H, et al. Among authors: walter sd. J Chronic Dis. 1984;37(4):273-82. doi: 10.1016/0021-9681(84)90135-8. J Chronic Dis. 1984. PMID: 6715493
Clustering during childhood of multiple sclerosis patients.
Neutel CI, Walter SD, Mousseau G. Neutel CI, et al. Among authors: walter sd. J Chronic Dis. 1977 Apr;30(4):217-24. doi: 10.1016/0021-9681(77)90042-x. J Chronic Dis. 1977. PMID: 858771 No abstract available.
Berkson's bias and its control in epidemiologic studies.
Walter SD. Walter SD. J Chronic Dis. 1980;33(11-12):721-5. doi: 10.1016/0021-9681(80)90059-4. J Chronic Dis. 1980. PMID: 7430323 No abstract available.
An analysis of Berkson's bias in case-control studies.
Feinstein AR, Walter SD, Horwitz RI. Feinstein AR, et al. Among authors: walter sd. J Chronic Dis. 1986;39(7):495-504. doi: 10.1016/0021-9681(86)90194-3. J Chronic Dis. 1986. PMID: 3722313
An algebraic analysis of patterns of hospitalization and case-control selection demonstrates that Berkson's bias will be avoided if both cases and controls are chosen from the community or if he = 0. ...In Berkson's mathematical model, the probabilistic calculations …
An algebraic analysis of patterns of hospitalization and case-control selection demonstrates that Berkson's bias will be avoided if b …
Case-control studies for the evaluation of screening.
Sasco AJ, Day NE, Walter SD. Sasco AJ, et al. Among authors: walter sd. J Chronic Dis. 1986;39(5):399-405. doi: 10.1016/0021-9681(86)90126-8. J Chronic Dis. 1986. PMID: 3700581
Commentary on "Use of dual responses to increase validity of case-control studies".
Walter SD. Walter SD. J Chronic Dis. 1984;37(2):137-42. doi: 10.1016/0021-9681(84)90055-9. J Chronic Dis. 1984. PMID: 6693532 No abstract available.
Determination of the Dielectric Properties of Storage Materials for Exhaust Gas Aftertreatment Using the Microwave Cavity Perturbation Method.
Steiner C, Walter S, Malashchuk V, Hagen G, Kogut I, Fritze H, Moos R. Steiner C, et al. Among authors: walter s. Sensors (Basel). 2020 Oct 23;20(21):E6024. doi: 10.3390/s20216024. Sensors (Basel). 2020. PMID: 33114027
Gender-related differences in treatment and outcome of eCPR-patients.
Gaisendrees C, Djordjevic I, Sabashnikov A, Adler C, Eghbalzadeh K, Ivanov B, Walter SG, Braumann S, Wörmann J, Suhr L, Gerfer S, Baldus S, Mader N, Wahlers T. Gaisendrees C, et al. Among authors: walter sg. Artif Organs. 2020 Oct 14. doi: 10.1111/aor.13844. Online ahead of print. Artif Organs. 2020. PMID: 33052614
[Subjective significance of olfactory dysfunction after laryngectomy : Let's ask our patients].
Steinau P, Walter S, Hübner J, Büntzel J. Steinau P, et al. Among authors: walter s. HNO. 2020 Oct 14. doi: 10.1007/s00106-020-00956-4. Online ahead of print. HNO. 2020. PMID: 33052423 German.
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