Classification of urinary stones by cluster analysis of ionic composition data

Computer Methods and Programs in Biomedicine

Volumn 58, Issue 1, 1998, Pages 69-81

  Abdel Halim, R E ^a   Abdel Aal, R E ^b  

^a KING KHALID UNIVERSITY   (Saudi Arabia)

^b KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS   (Saudi Arabia)

Author keywords

Classification; Cluster analysis; Elemental microanalysis; Ionic composition; Non infection stones; Stone analysis; Types of stones; Urinary stones; Wet chemistry analysis

Indexed keywords

DISTANCE MEASUREMENT; ERROR ANALYSIS; MICROANALYSIS; UROLOGY;

CLUSTER ANALYSIS; URINARY STONES; WET CHEMISTRY ANALYSIS;

MEDICAL COMPUTING;

ARTICLE; CLASSIFICATION; CLUSTER ANALYSIS; HUMAN; STONE ANALYSIS; UROLITHIASIS;

EID: 0345390278     PISSN: 01692607     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0169-2607(98)00075-3     Document Type: Article

References (20)

1. Hodgkinson A. A combined qualitative and quantitative procedure for the chemical analysis of urinary calculi. J. Clin. Path. 24:1971;147-151.
2. Hodgkinson A., Williams A. An improved calorimetric procedure for urinary oxalate. Clin. Chem. Acta. 36:1972;127.
3. Fuss M., Simon J., Verbeelen D., Weiser M., Van Landuyt P., Elskens J Chemical analysis of renal stones from 377 Belgian patients by using qualitative or quantitative methods. Eur. Urol. 4:1978;90-93.
4. Farrington C.J., Liddy M.L., Chalmers A.C. A simplified sensitive method for the analysis of renal calculi. Am. J. Clin. Path. 73:1980;96-99.
5. Larsson L., Sorbo B., Tiselius H.G., Ohman S. A method for quantitative wet chemical analysis of urinary calculi. Clin. Chem. Acta. 140:1984;9-20.
6. Westbury E.J. Some observations on the quantitative analysis of over 1000 calculi. Br. J. Urol. 46:1974;215.
7. Sutor D.J., Wooley D.J., Illingworth J.J. Some aspects of the adult urinary stone problem in Great Britain and Northern Ireland. Br. J. Urol. 46:1974;275-288.
8. Sutor D.J., Wooley D.J., Illingworth J.J. A geographical and historical survey of the composition of urinary stones. Br. J. Urol. 46:1974;393-407.
9. Takasaki E. An observation on the composition and recurrence of urinary calculi. Urol. Int. 30:1975;228.
10. B. Otnes, Urinary stone analysis, methods, materials and value, Scand. J. Urol. Nephrol. (Suppl. 71) (1983) 1-109.
11. R.E. Abdel-Halim, A.O. Baghlaf, A.B. Farag, Clinical chemical study of urinary stones in Saudi Arabia: l-uric acid stones, in: P.O. Schwille, L.H. Smith, W.G. Robertson, W. Vahlensieck (Eds.), Urolithiasis and Related Clinical Research, Plenum Press, New York, 1985, pp. 715-718.
12. Abdel-Halim R.E., Al-Sibaai A., Baghlaf A.O. Ionic associations within 460 non-infection urinary stones: A quantitative chemical analytical study applying a new classification. Scand. J. Urol. Nephrol. 27:1993;155-162.
13. Abdel-Halim R.E., Al-Sibaai A., Baghlaf A.O. The structure of large lamellar urinary stones: a quantitative chemical analytic study applying a new classification scheme. Scand. J. Urol. Nephrol. 27:1993;337-341.
14. A.O. Baghlaf, A.A. Al-Sibaai, R.E. Abdel-Halim, M.S. Al-Hadramy, S. Abdul-Wahab, A.W. Noorwali, A. Al-Waseef, Chemical composition of urinary stones in Jeddah: a study of 331 stones and a proposed new classification, in: V.R. Walker, et al. (Eds.), Urolithiasis, Plenum Press, London, New York, 1989, pp. 713-714.
15. Ghori T.A.K., Nagpal K.C., Ali S.Z. X-ray diffraction study of urinary stones from the Meerut region. Indian J. Med. Res. 75:1982;894-898.
16. G.W. Drach, B.J. Hillman, P. Tracey, J.A. Gaines, Computed tomographic analysis of the composition of renal calculi, in: P.O. Schwille, L.H. Smith, W.G. Robertson, W. Vahlensieck (Eds), Urolithiasis and Related Clinical Research, Plenum Press, London, New York, 1985, pp. 743-746.
17. Romesburg H.C. Cluster Analysis for Researchers. 1984;Life-time Learning Publications, Belmont, California.
18. SPSS for Windows: SPSS Professional Statistics, Release 5, SPSS, Chicago, 1992.
19. SAS/STAT User's Guide, version 6, 4th ed., SAS Institute, Cary, NC, 1989.
20. Milligan G.W. A review of Monte Carlo tests of cluster analysis. Multivar. Behav. Res. 16:1981;379-407.