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Table 2 Classification of the somatic primary diagnoses per disease system: 1993 (n = 688); 2005 (n = 278)

From: Medical Conditions of Nursing Home Admissions

Disease systems ICD-9 % 1993 % 2005 Most frequent disorder per section (%)
10. Circulatory system 390-459 36.3 35.4 Stroke (64, 66), heart diseases (12, 21)
11. Nervous syst/sense org. 320-389 21.3 15.5 Parkinson (35, 45), hemiphlegia (30), blindness (21)
12. musculoskeletal system 710-739 13.0 14.0 Osteoarthritis (46, 26), fractures
13. Neoplasm's 140-239 5.5 3.0 intestinal(24)-prostate cancer(26)
14. Endocrine disorders 240-279 5.5 11.4 Diabetes (87, 100)
15. Accidents 800-999 4.8 5.9 (femur)Fractures (64, 56), head injuries, CO-poison.
16. Respiratory system 460-519 3.8 1.9 COPD
17. Genitourinary system 580-629 2.9 2.6 Renal insufficiency NEC (80, 100) en nephropathy
21. Post surgical state V-code 1.9 3.3 Stoma (APN), hipprosthesis(54, 33), amputation(56)
20. Symptoms 780-799 1.9 4.1 Abnormality of gait
18. Digestive system 520-579 1.6 0.4 Stomach-liver disorder
19. Diseases of blood 280-289 0.6 1.1 Anaemia
22. Diseases of skin 680-709 0.6 - Chronic ulcer
23. Infectious diseases 001-139 0.3 1.5 Late effects of poliomyelitis
Total   100% 100%  
  1. The numbers in standard between brackets indicate the percentage in 1993, while those in bold refer to the percentage of 2005. For instance, in 1993, strokes represented 64% of the disorders of the circulatory system and in 2005 66%. For small absolute numbers, no percentage was calculated.