Umbuzo: Kubaluleke kangakanani iminyaka yobudala njengengozi ye-Alzheimer's risk factor?
Impendulo:
Ingozi enkulu kakhulu eyaziwayo yesifo se-Alzheimer isanda iminyaka. Abantu abaningi abanesifo baneminyaka engama-65 noma ngaphezulu, nakuba abantu bangase bahlakulele umndeni, noma i-Alzheimer ekuqaleni kokuqala , eminyakeni engama-30 nangama-40. Amathuba okuthuthukisa kabili ama-Alzheimer eminyakeni emihlanu emva kweminyaka engama-65.
Ngemuva kweminyaka engu-85, ingozi ifinyelela cishe ngamaphesenti angu-50.
Esifundweni se-1995 esenziwa eMpumalanga Boston, eMassachusetts, bonke abantu abangenazikhungo ezineminyaka engama-65 nangaphezulu kulo mphakathi wabantu abangu-32,000 bafundiswa: ukusabalala kwesifo se-Alzheimer kwaba ngu-10% walabo asebekhulile kuneminyaka engama-65 kanti abangu-47% phakathi kwalabo abadala Iminyaka engu-85. Abantu abangamaphesenti ayisishiyagalombili asebekhulile kunama-65 no-36% kulabo asebekhulile kunama-85 banokukhubazeka okunengqondo okumele bakwazi ukunciphisa ikhono labo lokuphila ngokuzimela. Akucaci kahle ukuthi lo mphakathi othile ubhekisela kanjani emphakathini jikelele.
Ngenkathi ukusabalala kwesifo kuyingxenye yabantu abathintekayo yisifo ngesikhathi esithile, izifo zesifo yisilinganiso lapho amacala amasha avela khona ngesikhathi sesikhathi esithile. Nge-Alzheimer's disease, lesi sigameko phakathi kwabantu abaneminyaka engama-85 nangaphezulu sikhona izikhathi ezingu-14 phakathi kwabantu abaneminyaka engama-65 kuya kweyengu-69.
Esinye isifundo sathola ukuthi kusukela eseneminyaka engama-65, ingozi yesifo se-Alzheimer yanda ngamaphesenti angu-23 ngonyaka owengeziwe.
Inani labantu baseMelika abane-Alzheimer kanye nezinye izinhlobo zokudemeka kwengqondo ngokuvamile kukhula minyaka yonke ngenxa yokukhula okuqhubekayo kubantu abadala. Le nombolo ihlolwe ukuqhubeka ukwandisa eminyakeni ezayo njengeminyaka yobudala bezingane.
Ngo-2030, ingxenye yabantu base-US abaneminyaka engama-65 nangaphezulu kulindeleke ukuba kabili. Phakathi kuka-2010 no-2050, umuntu omdala kunabo bonke (abantu abaneminyaka engama-85 nangaphezulu) kulindeleke ukuba akhule ukusuka ku-29.5% kubantu bonke asebekhulile e-United States kuya kuma-35.5%. Lokhu kusho ukwanda kwezigidi ezingu-17 ezindala-abadala - abantu abazobe besengozini enkulu yokuthuthukisa i-Alzheimer's. Ngenkathi ukuguga kuyinto engozini engekho ngaphansi kokulawulwa kwethu, ukuguqula indlela yokuphila nokudla , kanti ubufakazi buyanda ukuthi bangasiza ukunciphisa ingozi yokuba nesifo se-Alzheimer's .
Imithombo:
UHebert, Liesi E. et al., "Ukukhubazeka Kwesifo Se-Alzheimer's Age-Specific In Community Population," JAMA 273: 1354-59. Meyi 1995.
Lindsay, J. et al., "Izingozi Zezifo Zezifo Zama-Alzheimer: Ukuhlaziywa Okubhekayo Okuvela E-Canadian Study of Health and Aging," i- American Journal of Epidemiology 156: 445-53. 2002.
2010 Isifo Sama-Alzheimer's Facts and Figures. I-Alzheimer's Association. Kufinyelelwe: Juni 7, 2010. http://www.alz.org/documents_custom/report_alzfactsfigures2010.pdf
-I-Edited ngu-Esther Heerema, i-MSW, i-Alzheimer's / Dementia Expert